[INFO] cloning repository https://github.com/Orkking2/FastFifo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Orkking2/FastFifo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrkking2%2FFastFifo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrkking2%2FFastFifo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd66907cad73c56c17d9f5febbc0bb76a1cc3a34 [INFO] checking Orkking2/FastFifo against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrkking2%2FFastFifo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Orkking2/FastFifo [INFO] finished tweaking git repo https://github.com/Orkking2/FastFifo [INFO] tweaked toml for git repo https://github.com/Orkking2/FastFifo written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Orkking2/FastFifo on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Orkking2/FastFifo 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72197aaa0490336c16b206acf843caa348d2171558243d908a6be1a3b3cb03b1 [INFO] running `Command { std: "docker" "start" "-a" "72197aaa0490336c16b206acf843caa348d2171558243d908a6be1a3b3cb03b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72197aaa0490336c16b206acf843caa348d2171558243d908a6be1a3b3cb03b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72197aaa0490336c16b206acf843caa348d2171558243d908a6be1a3b3cb03b1", kill_on_drop: false }` [INFO] [stdout] 72197aaa0490336c16b206acf843caa348d2171558243d908a6be1a3b3cb03b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 269861291a1a887d8c5d8ff941fd0adf7f811114901228628812c7525fef3bc4 [INFO] running `Command { std: "docker" "start" "-a" "269861291a1a887d8c5d8ff941fd0adf7f811114901228628812c7525fef3bc4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling stringcase v0.4.0 [INFO] [stderr] Checking haphazard v0.1.8 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking atomic_list v0.1.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking syn v2.0.104 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking fastfifoprocmacro v0.1.0 (/opt/rustwide/workdir/fastfifoprocmacro) [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Checking derive_more v2.0.1 [INFO] [stderr] Checking fastfifo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `fastfifo` (lib test) due to 1 previous error; 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/block.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | vec.extend((0..Tag::num_transformations()).map(|i| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `FastFifo` is never constructed [INFO] [stdout] --> src/fomo/mod.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FastFifo(FastFifoInner); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fomo/mod.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FastFifo(FastFifoInner); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `atm` and `subs` are never read [INFO] [stdout] --> src/fomo/fifo_inner.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Block { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 18 | atm: AtomicPair, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | subs: AtomicU16, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `phead`, `nsubs`, `blocks`, and `array` are never read [INFO] [stdout] --> src/fomo/fifo_inner.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct FastFifoInner { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 23 | phead: AtomicField, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | nsubs: AtomicU16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 25 | blocks: NonNull<[Block]>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 26 | array: NonNull<[UnsafeCell>]>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `push` are never used [INFO] [stdout] --> src/fomo/fifo_inner.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 29 | impl FastFifoInner { [INFO] [stdout] | ------------------------ associated items in this implementation [INFO] [stdout] 30 | pub fn new(block_size: usize, num_blocks: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn push(&self, elem: T) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Subscriber` is never constructed [INFO] [stdout] --> src/fomo/fifo_inner.rs:104:12 [INFO] [stdout] | [INFO] [stdout] 104 | pub struct Subscriber { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `subscribe` and `pop` are never used [INFO] [stdout] --> src/fomo/fifo_inner.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 110 | impl Subscriber { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 111 | pub fn subscribe(to: Arc>) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 129 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Block` is never constructed [INFO] [stdout] --> src/multibuff/block.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Block { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FifoInner` is never constructed [INFO] [stdout] --> src/multibuff/fifo_inner.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FifoInner { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `index_max` is never used [INFO] [stdout] --> src/atom_pair.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 52 | impl AtomicPair { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn index_max(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/field.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 27 | impl Field { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 82 | pub const fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/block.rs:45:65 [INFO] [stdout] | [INFO] [stdout] 45 | vec.extend((0..Tag::num_transformations()).map(|i| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `FastFifo` is never constructed [INFO] [stdout] --> src/fomo/mod.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FastFifo(FastFifoInner); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fomo/mod.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FastFifo(FastFifoInner); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `atm` and `subs` are never read [INFO] [stdout] --> src/fomo/fifo_inner.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Block { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 18 | atm: AtomicPair, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | subs: AtomicU16, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `phead`, `nsubs`, `blocks`, and `array` are never read [INFO] [stdout] --> src/fomo/fifo_inner.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct FastFifoInner { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 23 | phead: AtomicField, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | nsubs: AtomicU16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 25 | blocks: NonNull<[Block]>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 26 | array: NonNull<[UnsafeCell>]>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `push` are never used [INFO] [stdout] --> src/fomo/fifo_inner.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 29 | impl FastFifoInner { [INFO] [stdout] | ------------------------ associated items in this implementation [INFO] [stdout] 30 | pub fn new(block_size: usize, num_blocks: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn push(&self, elem: T) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Subscriber` is never constructed [INFO] [stdout] --> src/fomo/fifo_inner.rs:104:12 [INFO] [stdout] | [INFO] [stdout] 104 | pub struct Subscriber { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `subscribe` and `pop` are never used [INFO] [stdout] --> src/fomo/fifo_inner.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 110 | impl Subscriber { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 111 | pub fn subscribe(to: Arc>) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 129 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Block` is never constructed [INFO] [stdout] --> src/multibuff/block.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Block { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FifoInner` is never constructed [INFO] [stdout] --> src/multibuff/fifo_inner.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FifoInner { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `index_max` is never used [INFO] [stdout] --> src/atom_pair.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 52 | impl AtomicPair { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn index_max(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/field.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 27 | impl Field { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 82 | pub const fn is_full(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fastfifo` (lib) due to 1 previous error; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "269861291a1a887d8c5d8ff941fd0adf7f811114901228628812c7525fef3bc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "269861291a1a887d8c5d8ff941fd0adf7f811114901228628812c7525fef3bc4", kill_on_drop: false }` [INFO] [stdout] 269861291a1a887d8c5d8ff941fd0adf7f811114901228628812c7525fef3bc4