[INFO] cloning repository https://github.com/naruto678/hecto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naruto678/hecto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaruto678%2Fhecto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaruto678%2Fhecto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0add32b323ac1f3e29c8ef27441eb08f22b1aad7
[INFO] checking naruto678/hecto against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaruto678%2Fhecto" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/naruto678/hecto
[INFO] finished tweaking git repo https://github.com/naruto678/hecto
[INFO] tweaked toml for git repo https://github.com/naruto678/hecto written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/naruto678/hecto on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/naruto678/hecto 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 termion v1.5.6
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded libc v0.2.131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac4c1c62364c54516a6b7ff60c4cbd6a7af969757b8c4267538443e30e3a39f
[INFO] running `Command { std: "docker" "start" "-a" "9ac4c1c62364c54516a6b7ff60c4cbd6a7af969757b8c4267538443e30e3a39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac4c1c62364c54516a6b7ff60c4cbd6a7af969757b8c4267538443e30e3a39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac4c1c62364c54516a6b7ff60c4cbd6a7af969757b8c4267538443e30e3a39f", kill_on_drop: false }`
[INFO] [stdout] 9ac4c1c62364c54516a6b7ff60c4cbd6a7af969757b8c4267538443e30e3a39f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23b50e31ebdc6701390004fdb01e905d1bc4969e5f9db470d83b3594e3edcf37
[INFO] running `Command { std: "docker" "start" "-a" "23b50e31ebdc6701390004fdb01e905d1bc4969e5f9db470d83b3594e3edcf37", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking hecto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `Row` in the current scope
[INFO] [stdout]   --> src/document.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             row.insert(0, c);
[INFO] [stdout]    |                 ^^^^^^ method not found in `Row`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/row.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub struct Row {
[INFO] [stdout]    | -------------- method `insert` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for mutable reference `&mut Row` in the current scope
[INFO] [stdout]   --> src/document.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |             row.insert(at.x, c);
[INFO] [stdout]    |                 ^^^^^^ method not found in `&mut Row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `Row` in the current scope
[INFO] [stdout]   --> src/document.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             row.insert(0, c);
[INFO] [stdout]    |                 ^^^^^^ method not found in `Row`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/row.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub struct Row {
[INFO] [stdout]    | -------------- method `insert` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for mutable reference `&mut Row` in the current scope
[INFO] [stdout]   --> src/document.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |             row.insert(at.x, c);
[INFO] [stdout]    |                 ^^^^^^ method not found in `&mut Row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/editor.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let mut offset = &mut self.offset;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/editor.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let mut offset = &mut self.offset;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hecto` (bin "hecto" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hecto` (bin "hecto") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "23b50e31ebdc6701390004fdb01e905d1bc4969e5f9db470d83b3594e3edcf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b50e31ebdc6701390004fdb01e905d1bc4969e5f9db470d83b3594e3edcf37", kill_on_drop: false }`
[INFO] [stdout] 23b50e31ebdc6701390004fdb01e905d1bc4969e5f9db470d83b3594e3edcf37