[INFO] cloning repository https://github.com/Hmiya6/rust-toy-vector [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hmiya6/rust-toy-vector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHmiya6%2Frust-toy-vector", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHmiya6%2Frust-toy-vector'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93594f45382f3f667de2bc9890ce902a634f9f33 [INFO] checking Hmiya6/rust-toy-vector against try#028201683a76a5cd349729c6819c46607119c4e8 for pr-144157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHmiya6%2Frust-toy-vector" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Hmiya6/rust-toy-vector [INFO] finished tweaking git repo https://github.com/Hmiya6/rust-toy-vector [INFO] tweaked toml for git repo https://github.com/Hmiya6/rust-toy-vector written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Hmiya6/rust-toy-vector on toolchain 028201683a76a5cd349729c6819c46607119c4e8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Hmiya6/rust-toy-vector 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" "+028201683a76a5cd349729c6819c46607119c4e8" "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 Hmiya6/rust-toy-vector against try#028201683a76a5cd349729c6819c46607119c4e8 for pr-144157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHmiya6%2Frust-toy-vector" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Hmiya6/rust-toy-vector [INFO] finished tweaking git repo https://github.com/Hmiya6/rust-toy-vector [INFO] tweaked toml for git repo https://github.com/Hmiya6/rust-toy-vector written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Hmiya6/rust-toy-vector on toolchain 028201683a76a5cd349729c6819c46607119c4e8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Hmiya6/rust-toy-vector 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" "+028201683a76a5cd349729c6819c46607119c4e8" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4795cfd02d0ffc2a14ca10279e4441f59d59652ac20281cbbb8734b6aac34fe [INFO] running `Command { std: "docker" "start" "-a" "f4795cfd02d0ffc2a14ca10279e4441f59d59652ac20281cbbb8734b6aac34fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4795cfd02d0ffc2a14ca10279e4441f59d59652ac20281cbbb8734b6aac34fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4795cfd02d0ffc2a14ca10279e4441f59d59652ac20281cbbb8734b6aac34fe", kill_on_drop: false }` [INFO] [stdout] f4795cfd02d0ffc2a14ca10279e4441f59d59652ac20281cbbb8734b6aac34fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cfe779019f3b3c0268346cc1cb3c614eab45dd9fee7ce4199f9d8b9056d4332 [INFO] running `Command { std: "docker" "start" "-a" "3cfe779019f3b3c0268346cc1cb3c614eab45dd9fee7ce4199f9d8b9056d4332", kill_on_drop: false }` [INFO] [stderr] Checking my-vec v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::ToyVec` [INFO] [stdout] --> src/toyiter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::ToyVec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ToyVec` [INFO] [stdout] --> src/toyiter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::ToyVec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ToyVec` is never constructed [INFO] [stdout] --> src/toyvec.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ToyVec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ToyVec` is never constructed [INFO] [stdout] --> src/toyvec.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ToyVec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/toyvec.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl ToyVec { [INFO] [stdout] | -------------------------- associated items in this implementation [INFO] [stdout] 11 | [INFO] [stdout] 12 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn with_capacity(capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn allocate_in_heap(size: usize) -> Box<[T]> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn capacity(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn push(&mut self, element: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn grow(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn get_or<'a>(&'a self, index: usize, default: &'a T) -> &'a T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ToyIter` is never constructed [INFO] [stdout] --> src/toyiter.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ToyIter<'vec, T> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/toyvec.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl ToyVec { [INFO] [stdout] | -------------------------- associated items in this implementation [INFO] [stdout] 11 | [INFO] [stdout] 12 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn with_capacity(capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn allocate_in_heap(size: usize) -> Box<[T]> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn capacity(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn push(&mut self, element: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn grow(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn get_or<'a>(&'a self, index: usize, default: &'a T) -> &'a T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ToyIter` is never constructed [INFO] [stdout] --> src/toyiter.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ToyIter<'vec, T> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_toyvec` is never used [INFO] [stdout] --> src/toyiter.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl<'vec, T> ToyIter<'vec, T> { [INFO] [stdout] | ------------------------------ associated function in this implementation [INFO] [stdout] 14 | [INFO] [stdout] 15 | pub fn from_toyvec(elements: &'vec [T], len: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_toyvec` is never used [INFO] [stdout] --> src/toyiter.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl<'vec, T> ToyIter<'vec, T> { [INFO] [stdout] | ------------------------------ associated function in this implementation [INFO] [stdout] 14 | [INFO] [stdout] 15 | pub fn from_toyvec(elements: &'vec [T], len: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/toyvec.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/toyvec.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> ToyIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "3cfe779019f3b3c0268346cc1cb3c614eab45dd9fee7ce4199f9d8b9056d4332", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cfe779019f3b3c0268346cc1cb3c614eab45dd9fee7ce4199f9d8b9056d4332", kill_on_drop: false }` [INFO] [stdout] 3cfe779019f3b3c0268346cc1cb3c614eab45dd9fee7ce4199f9d8b9056d4332