[INFO] cloning repository https://github.com/LyonSyonII/MyVec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LyonSyonII/MyVec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyonSyonII%2FMyVec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyonSyonII%2FMyVec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eef4127c614d86cdcac5889cc472c545c97ad7a
[INFO] checking LyonSyonII/MyVec against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyonSyonII%2FMyVec" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LyonSyonII/MyVec
[INFO] finished tweaking git repo https://github.com/LyonSyonII/MyVec
[INFO] tweaked toml for git repo https://github.com/LyonSyonII/MyVec written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LyonSyonII/MyVec on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LyonSyonII/MyVec 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking LyonSyonII/MyVec against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyonSyonII%2FMyVec" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LyonSyonII/MyVec
[INFO] finished tweaking git repo https://github.com/LyonSyonII/MyVec
[INFO] tweaked toml for git repo https://github.com/LyonSyonII/MyVec written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LyonSyonII/MyVec on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LyonSyonII/MyVec 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6c1bbf8ef1bbda59e0710b44a01118a08adbd4cf94c4ca9c24a7cd2ae3c330
[INFO] running `Command { std: "docker" "start" "-a" "0a6c1bbf8ef1bbda59e0710b44a01118a08adbd4cf94c4ca9c24a7cd2ae3c330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6c1bbf8ef1bbda59e0710b44a01118a08adbd4cf94c4ca9c24a7cd2ae3c330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6c1bbf8ef1bbda59e0710b44a01118a08adbd4cf94c4ca9c24a7cd2ae3c330", kill_on_drop: false }`
[INFO] [stdout] 0a6c1bbf8ef1bbda59e0710b44a01118a08adbd4cf94c4ca9c24a7cd2ae3c330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df5de34922830b913c6bf8e04b1d8adf36b4abc3c2a1f153c0f25a08b564d785
[INFO] running `Command { std: "docker" "start" "-a" "df5de34922830b913c6bf8e04b1d8adf36b4abc3c2a1f153c0f25a08b564d785", kill_on_drop: false }`
[INFO] [stderr]     Checking mycollections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found keyword `self`
[INFO] [stdout]    --> src/deque.rs:196:62
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 Some(unsafe { self.startptr().add().read() })
[INFO] [stdout]     |                                                              ^ help: add `;` here
[INFO] [stdout] 197 |                 self.start -= 1;
[INFO] [stdout]     |                 ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `self`
[INFO] [stdout]    --> src/deque.rs:196:62
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 Some(unsafe { self.startptr().add().read() })
[INFO] [stdout]     |                                                              ^ help: add `;` here
[INFO] [stdout] 197 |                 self.start -= 1;
[INFO] [stdout]     |                 ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/deque.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 192 | /             if self.end > 0 {
[INFO] [stdout] 193 | |                 self.end -= 1;
[INFO] [stdout] 194 | |                 Some(unsafe { self.endptr().read() })
[INFO] [stdout]     | |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `Option<T>`
[INFO] [stdout] 195 | |             } else {
[INFO] [stdout] 196 | |                 Some(unsafe { self.startptr().add().read() })
[INFO] [stdout] 197 | |                 self.start -= 1;
[INFO] [stdout] 198 | |             }
[INFO] [stdout]     | |_____________- expected this to be `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found enum `Option<T>`
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 Some(unsafe { self.endptr().read() });
[INFO] [stdout]     |                                                      +
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]     |
[INFO] [stdout] 198 |             };
[INFO] [stdout]     |              +
[INFO] [stdout] help: you might have meant to return this value
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 return Some(unsafe { self.endptr().read() });
[INFO] [stdout]     |                 ++++++                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/deque.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 192 | /             if self.end > 0 {
[INFO] [stdout] 193 | |                 self.end -= 1;
[INFO] [stdout] 194 | |                 Some(unsafe { self.endptr().read() })
[INFO] [stdout]     | |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `Option<T>`
[INFO] [stdout] 195 | |             } else {
[INFO] [stdout] 196 | |                 Some(unsafe { self.startptr().add().read() })
[INFO] [stdout] 197 | |                 self.start -= 1;
[INFO] [stdout] 198 | |             }
[INFO] [stdout]     | |_____________- expected this to be `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found enum `Option<T>`
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 Some(unsafe { self.endptr().read() });
[INFO] [stdout]     |                                                      +
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]     |
[INFO] [stdout] 198 |             };
[INFO] [stdout]     |              +
[INFO] [stdout] help: you might have meant to return this value
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 return Some(unsafe { self.endptr().read() });
[INFO] [stdout]     |                 ++++++                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `let...else` pattern
[INFO] [stdout]    --> src/map.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let bucket = self.buckets.get(self.buckets.len() / 2) else {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `else` clause is useless
[INFO] [stdout]     = help: consider removing the `else` clause
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mycollections` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] warning: unused variable: `bucket`
[INFO] [stdout]    --> src/map.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let bucket = self.buckets.get(self.buckets.len() / 2) else {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_bucket`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `let...else` pattern
[INFO] [stdout]    --> src/map.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let bucket = self.buckets.get(self.buckets.len() / 2) else {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `else` clause is useless
[INFO] [stdout]     = help: consider removing the `else` clause
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bucket`
[INFO] [stdout]    --> src/map.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let bucket = self.buckets.get(self.buckets.len() / 2) else {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_bucket`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mycollections` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "df5de34922830b913c6bf8e04b1d8adf36b4abc3c2a1f153c0f25a08b564d785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5de34922830b913c6bf8e04b1d8adf36b4abc3c2a1f153c0f25a08b564d785", kill_on_drop: false }`
[INFO] [stdout] df5de34922830b913c6bf8e04b1d8adf36b4abc3c2a1f153c0f25a08b564d785
