[INFO] cloning repository https://github.com/mtn/ipsum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtn/ipsum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fipsum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fipsum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02ed7e3c66299e8bda3623eaff8ee06c00de982f
[INFO] checking mtn/ipsum against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fipsum" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mtn/ipsum
[INFO] finished tweaking git repo https://github.com/mtn/ipsum
[INFO] tweaked toml for git repo https://github.com/mtn/ipsum written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mtn/ipsum on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mtn/ipsum 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mtn/ipsum against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fipsum" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mtn/ipsum
[INFO] finished tweaking git repo https://github.com/mtn/ipsum
[INFO] tweaked toml for git repo https://github.com/mtn/ipsum written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mtn/ipsum on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mtn/ipsum 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 ropey v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2554940d1e0bdfa3b2714dc30bbe414db2cb283cd7ed1d07359843ec7dafa3ce
[INFO] running `Command { std: "docker" "start" "-a" "2554940d1e0bdfa3b2714dc30bbe414db2cb283cd7ed1d07359843ec7dafa3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2554940d1e0bdfa3b2714dc30bbe414db2cb283cd7ed1d07359843ec7dafa3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2554940d1e0bdfa3b2714dc30bbe414db2cb283cd7ed1d07359843ec7dafa3ce", kill_on_drop: false }`
[INFO] [stdout] 2554940d1e0bdfa3b2714dc30bbe414db2cb283cd7ed1d07359843ec7dafa3ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a546fa2b7ceab18a17df92f29c928f3212e01365cccf12bee404c48612d06b37
[INFO] running `Command { std: "docker" "start" "-a" "a546fa2b7ceab18a17df92f29c928f3212e01365cccf12bee404c48612d06b37", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking ropey v0.8.0
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking ipsum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_prelude)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_prelude)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `name`, and `position` are never read
[INFO] [stdout]   --> src/buffer.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Buffer {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 10 |     pub text: Rope,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |     pub position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Buffer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_name` and `save` are never used
[INFO] [stdout]   --> src/buffer.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Buffer {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn save(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Insert` is never constructed
[INFO] [stdout]  --> src/editor.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum Mode {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffers` and `mode` are never read
[INFO] [stdout]   --> src/editor.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Editor {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     buffers: Vec<Buffer>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |     mode: Mode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `name`, and `position` are never read
[INFO] [stdout]   --> src/buffer.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Buffer {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 10 |     pub text: Rope,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |     pub position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Buffer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_name` and `save` are never used
[INFO] [stdout]   --> src/buffer.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Buffer {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn save(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Insert` is never constructed
[INFO] [stdout]  --> src/editor.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum Mode {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffers` and `mode` are never read
[INFO] [stdout]   --> src/editor.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Editor {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     buffers: Vec<Buffer>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |     mode: Mode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "a546fa2b7ceab18a17df92f29c928f3212e01365cccf12bee404c48612d06b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a546fa2b7ceab18a17df92f29c928f3212e01365cccf12bee404c48612d06b37", kill_on_drop: false }`
[INFO] [stdout] a546fa2b7ceab18a17df92f29c928f3212e01365cccf12bee404c48612d06b37