[INFO] fetching crate dotbak 0.4.0-alpha.0...
[INFO] checking dotbak-0.4.0-alpha.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate dotbak 0.4.0-alpha.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate dotbak 0.4.0-alpha.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotbak 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate dotbak 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate dotbak 0.4.0-alpha.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate dotbak 0.4.0-alpha.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 952e5fb154f73e357a37d43b6af3bdd2fbc2a8a566b10ca1d71d4f510e779c37
[INFO] running `Command { std: "docker" "start" "-a" "952e5fb154f73e357a37d43b6af3bdd2fbc2a8a566b10ca1d71d4f510e779c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "952e5fb154f73e357a37d43b6af3bdd2fbc2a8a566b10ca1d71d4f510e779c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952e5fb154f73e357a37d43b6af3bdd2fbc2a8a566b10ca1d71d4f510e779c37", kill_on_drop: false }`
[INFO] [stdout] 952e5fb154f73e357a37d43b6af3bdd2fbc2a8a566b10ca1d71d4f510e779c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9478212ad34f21a392fd5f59e916cde011adbc2c7ef242323b5de011a6cf53e9
[INFO] running `Command { std: "docker" "start" "-a" "9478212ad34f21a392fd5f59e916cde011adbc2c7ef242323b5de011a6cf53e9", kill_on_drop: false }`
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[INFO] [stderr]     Checking dotbak v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]  --> src/dotbak/daemon.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::process::{Command, ExitStatus};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]  --> src/dotbak/daemon.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::process::{Command, ExitStatus};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `undo` is never used
[INFO] [stdout]    --> src/dotbak/mod.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 42  | impl Dotbak {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn undo(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `term` is never read
[INFO] [stdout]   --> src/ui/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Interface {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 18 |     /// The terminal to draw to.
[INFO] [stdout] 19 |     term: Term,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Interface` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `println` and `warn` are never used
[INFO] [stdout]   --> src/ui/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Interface {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn println<S>(&self, message: S)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn warn<S>(&self, message: S)
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNDO_MSG` is never used
[INFO] [stdout]  --> src/ui/messages.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const UNDO_MSG: &str = "⏪ Undoing last commit";
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `undo` is never used
[INFO] [stdout]    --> src/dotbak/mod.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 42  | impl Dotbak {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn undo(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `term` is never read
[INFO] [stdout]   --> src/ui/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Interface {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 18 |     /// The terminal to draw to.
[INFO] [stdout] 19 |     term: Term,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Interface` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `println` and `warn` are never used
[INFO] [stdout]   --> src/ui/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Interface {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn println<S>(&self, message: S)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn warn<S>(&self, message: S)
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNDO_MSG` is never used
[INFO] [stdout]  --> src/ui/messages.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const UNDO_MSG: &str = "⏪ Undoing last commit";
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.81s
[INFO] running `Command { std: "docker" "inspect" "9478212ad34f21a392fd5f59e916cde011adbc2c7ef242323b5de011a6cf53e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9478212ad34f21a392fd5f59e916cde011adbc2c7ef242323b5de011a6cf53e9", kill_on_drop: false }`
[INFO] [stdout] 9478212ad34f21a392fd5f59e916cde011adbc2c7ef242323b5de011a6cf53e9