[INFO] cloning repository https://github.com/rezzett/rs_notebook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rezzett/rs_notebook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frezzett%2Frs_notebook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frezzett%2Frs_notebook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b876937c0cea23016d9177533c1f266ffe209bd
[INFO] checking rezzett/rs_notebook against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frezzett%2Frs_notebook" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rezzett/rs_notebook on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rezzett/rs_notebook
[INFO] finished tweaking git repo https://github.com/rezzett/rs_notebook
[INFO] tweaked toml for git repo https://github.com/rezzett/rs_notebook written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rezzett/rs_notebook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4c32f5a1b8dd93d311deb3f27dbbd00329c093470b61d43e6c8f26d7f73444
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d4c32f5a1b8dd93d311deb3f27dbbd00329c093470b61d43e6c8f26d7f73444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4c32f5a1b8dd93d311deb3f27dbbd00329c093470b61d43e6c8f26d7f73444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4c32f5a1b8dd93d311deb3f27dbbd00329c093470b61d43e6c8f26d7f73444", kill_on_drop: false }`
[INFO] [stdout] 3d4c32f5a1b8dd93d311deb3f27dbbd00329c093470b61d43e6c8f26d7f73444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e43effda137fd1047026f9ac2c251d637af2f5034f047cc80ad274e25c9aa7e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3e43effda137fd1047026f9ac2c251d637af2f5034f047cc80ad274e25c9aa7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rs_notebook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/store.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(text: &str) -> Note {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Store`
[INFO] [stdout]   --> src/store.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Store {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/store.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new() -> Store {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_note`
[INFO] [stdout]   --> src/store.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn add_note(&mut self, text: &str) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_note`
[INFO] [stdout]   --> src/store.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn remove_note(&mut self, index: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_notes`
[INFO] [stdout]   --> src/store.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get_notes(&self) -> &[Note] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]   --> src/store.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn save(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/store.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn read(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/store.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(text: &str) -> Note {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Store`
[INFO] [stdout]   --> src/store.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Store {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/store.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new() -> Store {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_note`
[INFO] [stdout]   --> src/store.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn add_note(&mut self, text: &str) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_note`
[INFO] [stdout]   --> src/store.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn remove_note(&mut self, index: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_notes`
[INFO] [stdout]   --> src/store.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get_notes(&self) -> &[Note] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]   --> src/store.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn save(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/store.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn read(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "3e43effda137fd1047026f9ac2c251d637af2f5034f047cc80ad274e25c9aa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e43effda137fd1047026f9ac2c251d637af2f5034f047cc80ad274e25c9aa7e", kill_on_drop: false }`
[INFO] [stdout] 3e43effda137fd1047026f9ac2c251d637af2f5034f047cc80ad274e25c9aa7e