[INFO] fetching crate tui-realm-treeview 0.3.0...
[INFO] checking tui-realm-treeview-0.3.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate tui-realm-treeview 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tui-realm-treeview 0.3.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tui-realm-treeview 0.3.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate tui-realm-treeview 0.3.0
[INFO] tweaked toml for crates.io crate tui-realm-treeview 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate tui-realm-treeview 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 textwrap v0.14.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0acb29d168205a1d2a5c34e233a4e8f4b69d9cbbb0c0def328a455118fcf96c
[INFO] running `Command { std: "docker" "start" "-a" "b0acb29d168205a1d2a5c34e233a4e8f4b69d9cbbb0c0def328a455118fcf96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0acb29d168205a1d2a5c34e233a4e8f4b69d9cbbb0c0def328a455118fcf96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0acb29d168205a1d2a5c34e233a4e8f4b69d9cbbb0c0def328a455118fcf96c", kill_on_drop: false }`
[INFO] [stdout] b0acb29d168205a1d2a5c34e233a4e8f4b69d9cbbb0c0def328a455118fcf96c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c68416a69e3c493795cf3846c0024a6c64b37b6ef0c1ddb3c94905f853fe41
[INFO] running `Command { std: "docker" "start" "-a" "96c68416a69e3c493795cf3846c0024a6c64b37b6ef0c1ddb3c94905f853fe41", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking tuirealm v0.6.0
[INFO] [stderr]     Checking tui-tree-widget v0.7.0
[INFO] [stderr]     Checking tui-realm-treeview v0.3.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling unicode-linebreak v0.1.1
[INFO] [stderr]     Checking textwrap v0.14.0
[INFO] [stderr]     Checking tui-realm-stdlib v0.6.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.28s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking tui-realm-treeview v0.3.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "96c68416a69e3c493795cf3846c0024a6c64b37b6ef0c1ddb3c94905f853fe41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c68416a69e3c493795cf3846c0024a6c64b37b6ef0c1ddb3c94905f853fe41", kill_on_drop: false }`
[INFO] [stdout] 96c68416a69e3c493795cf3846c0024a6c64b37b6ef0c1ddb3c94905f853fe41