[INFO] cloning repository https://github.com/terry-u16/rco-contest-2017-qual [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terry-u16/rco-contest-2017-qual" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frco-contest-2017-qual", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frco-contest-2017-qual'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e6a0d73707a85a040e3b8beeddd1455d19ac5e7 [INFO] checking terry-u16/rco-contest-2017-qual against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frco-contest-2017-qual" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/terry-u16/rco-contest-2017-qual [INFO] finished tweaking git repo https://github.com/terry-u16/rco-contest-2017-qual [INFO] tweaked toml for git repo https://github.com/terry-u16/rco-contest-2017-qual written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/terry-u16/rco-contest-2017-qual on toolchain f3d95de532264a1215023baa665c0028aecf74b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/terry-u16/rco-contest-2017-qual 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking terry-u16/rco-contest-2017-qual against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frco-contest-2017-qual" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/terry-u16/rco-contest-2017-qual [INFO] finished tweaking git repo https://github.com/terry-u16/rco-contest-2017-qual [INFO] tweaked toml for git repo https://github.com/terry-u16/rco-contest-2017-qual written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/terry-u16/rco-contest-2017-qual on toolchain f3d95de532264a1215023baa665c0028aecf74b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/terry-u16/rco-contest-2017-qual 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proconio-derive v0.2.1 [INFO] [stderr] Downloaded rand_hc v0.3.2 [INFO] [stderr] Downloaded glidesort v0.1.2 [INFO] [stderr] Downloaded stringly_conversions v0.1.1 [INFO] [stderr] Downloaded amplify_syn v1.1.6 [INFO] [stderr] Downloaded nalgebra-macros v0.2.1 [INFO] [stderr] Downloaded wide v0.7.16 [INFO] [stderr] Downloaded amplify_num v0.4.1 [INFO] [stderr] Downloaded nalgebra v0.32.3 [INFO] [stderr] Downloaded amplify v3.14.2 [INFO] [stderr] Downloaded bitset-fixed v0.1.0 [INFO] [stderr] Downloaded ordered-float v3.7.0 [INFO] [stderr] Downloaded ac-library-rs v0.1.1 [INFO] [stderr] Downloaded amplify_derive v2.11.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d89ec8efce6fdcaf6c8f648c3c198b42bdbf9f89739a186fd688c9a9c70a10e [INFO] running `Command { std: "docker" "start" "-a" "3d89ec8efce6fdcaf6c8f648c3c198b42bdbf9f89739a186fd688c9a9c70a10e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d89ec8efce6fdcaf6c8f648c3c198b42bdbf9f89739a186fd688c9a9c70a10e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d89ec8efce6fdcaf6c8f648c3c198b42bdbf9f89739a186fd688c9a9c70a10e", kill_on_drop: false }` [INFO] [stdout] 3d89ec8efce6fdcaf6c8f648c3c198b42bdbf9f89739a186fd688c9a9c70a10e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 897f0d375d71efb6947fc7348755c6a7ad5d1b41c9665ad822a91bb0abd92a00 [INFO] running `Command { std: "docker" "start" "-a" "897f0d375d71efb6947fc7348755c6a7ad5d1b41c9665ad822a91bb0abd92a00", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling serde v1.0.185 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking stringly_conversions v0.1.1 [INFO] [stderr] Checking arbitrary v1.3.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking amplify_num v0.4.1 [INFO] [stderr] Checking safe_arch v0.7.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking wide v0.7.16 [INFO] [stderr] Checking rand_hc v0.3.2 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking glidesort v0.1.2 [INFO] [stderr] Checking ac-library-rs v0.1.1 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking ordered-float v3.7.0 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking simba v0.8.1 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling amplify_syn v1.1.6 [INFO] [stderr] Compiling amplify_derive v2.11.3 [INFO] [stderr] Compiling nalgebra-macros v0.2.1 [INFO] [stderr] Compiling proconio-derive v0.2.1 [INFO] [stderr] Checking proconio v0.4.5 [INFO] [stderr] Checking amplify v3.14.2 [INFO] [stderr] Checking nalgebra v0.32.3 [INFO] [stderr] Checking rco-contest-2017-qual v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Input` is never constructed [INFO] [stdout] --> src/bin/b.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Input {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Input` is never constructed [INFO] [stdout] --> src/bin/b.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Input {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:225:30 [INFO] [stdout] | [INFO] [stdout] 225 | let queue = unsafe { &mut QUEUE_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 225 | let queue = unsafe { &raw mut QUEUE_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:226:32 [INFO] [stdout] | [INFO] [stdout] 226 | let weights = unsafe { &mut WEIGHTS_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 226 | let weights = unsafe { &raw mut WEIGHTS_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:347:30 [INFO] [stdout] | [INFO] [stdout] 347 | let queue = unsafe { &mut QUEUE_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 347 | let queue = unsafe { &raw mut QUEUE_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:348:32 [INFO] [stdout] | [INFO] [stdout] 348 | let weights = unsafe { &mut WEIGHTS_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 348 | let weights = unsafe { &raw mut WEIGHTS_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bin/a.rs:1101:21 [INFO] [stdout] | [INFO] [stdout] 1101 | pub fn iter(&self) -> Iter { [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] 1101 | pub fn iter(&self) -> Iter<'_, usize> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:225:30 [INFO] [stdout] | [INFO] [stdout] 225 | let queue = unsafe { &mut QUEUE_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 225 | let queue = unsafe { &raw mut QUEUE_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:226:32 [INFO] [stdout] | [INFO] [stdout] 226 | let weights = unsafe { &mut WEIGHTS_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 226 | let weights = unsafe { &raw mut WEIGHTS_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:347:30 [INFO] [stdout] | [INFO] [stdout] 347 | let queue = unsafe { &mut QUEUE_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 347 | let queue = unsafe { &raw mut QUEUE_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/bin/a.rs:348:32 [INFO] [stdout] | [INFO] [stdout] 348 | let weights = unsafe { &mut WEIGHTS_BUF }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 348 | let weights = unsafe { &raw mut WEIGHTS_BUF }; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bin/a.rs:1101:21 [INFO] [stdout] | [INFO] [stdout] 1101 | pub fn iter(&self) -> Iter { [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] 1101 | pub fn iter(&self) -> Iter<'_, usize> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.72s [INFO] running `Command { std: "docker" "inspect" "897f0d375d71efb6947fc7348755c6a7ad5d1b41c9665ad822a91bb0abd92a00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "897f0d375d71efb6947fc7348755c6a7ad5d1b41c9665ad822a91bb0abd92a00", kill_on_drop: false }` [INFO] [stdout] 897f0d375d71efb6947fc7348755c6a7ad5d1b41c9665ad822a91bb0abd92a00