[INFO] cloning repository https://github.com/Shift0117/shift-lib-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shift0117/shift-lib-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShift0117%2Fshift-lib-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShift0117%2Fshift-lib-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 386783563a19aa0e76216595cb3288328cc6e184 [INFO] checking Shift0117/shift-lib-rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShift0117%2Fshift-lib-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Shift0117/shift-lib-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Shift0117/shift-lib-rs [INFO] finished tweaking git repo https://github.com/Shift0117/shift-lib-rs [INFO] tweaked toml for git repo https://github.com/Shift0117/shift-lib-rs written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Shift0117/shift-lib-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/qryxip/ac-library-rs-parted` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sized-chunks v0.5.3 [INFO] [stderr] Downloaded proconio-derive v0.1.9 [INFO] [stderr] Downloaded im-rc v14.3.0 [INFO] [stderr] Downloaded nalgebra v0.20.0 [INFO] [stderr] Downloaded proconio v0.3.6 [INFO] [stderr] Downloaded whiteread v0.5.0 [INFO] [stderr] Downloaded bitset-fixed v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7cf7c61f8e9961cc3781d3464dea404fb160008a1834e6e98a4a32d325af0036 [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" "7cf7c61f8e9961cc3781d3464dea404fb160008a1834e6e98a4a32d325af0036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cf7c61f8e9961cc3781d3464dea404fb160008a1834e6e98a4a32d325af0036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cf7c61f8e9961cc3781d3464dea404fb160008a1834e6e98a4a32d325af0036", kill_on_drop: false }` [INFO] [stdout] 7cf7c61f8e9961cc3781d3464dea404fb160008a1834e6e98a4a32d325af0036 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc700f658245aaa9b8cf20f85dab08ef546cbc0d45d693d9a988dd31cda04267 [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" "dc700f658245aaa9b8cf20f85dab08ef546cbc0d45d693d9a988dd31cda04267", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Checking shift-lib-rs-traits v0.1.0 (/opt/rustwide/workdir/traits) [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking ac-library-rs-parted-internal-math v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ac-library-rs-parted-internal-type-traits v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking ac-library-rs-parted-internal-bit v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking shift-lib-rs-general v0.1.0 (/opt/rustwide/workdir/general) [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking ac-library-rs-parted-internal-scc v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stdout] warning: unused import: `io::empty` [INFO] [stdout] --> general/src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | io::empty, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ac-library-rs-parted-internal-queue v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ac-library-rs-parted-fenwicktree v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking ac-library-rs-parted-string v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ac-library-rs-parted-dsu v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking whiteread v0.5.0 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking shift-lib-rs-permutations v0.1.0 (/opt/rustwide/workdir/permutations) [INFO] [stderr] Checking shift-lib-rs-range-set v0.1.0 (/opt/rustwide/workdir/range_set) [INFO] [stderr] Checking shift-lib-rs-bitset v0.1.0 (/opt/rustwide/workdir/bitset) [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Checking ascii v1.0.0 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stdout] warning: unused import: `io::empty` [INFO] [stdout] --> general/src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | io::empty, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> traits/src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let val = M(10); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> general/src/lib.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let v = [5, 2, 1, 4, 9]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking shift-lib-rs-dynamic-segtree v0.1.0 (/opt/rustwide/workdir/dynamic_segtree) [INFO] [stderr] Checking shift-lib-rs-swag v0.1.0 (/opt/rustwide/workdir/swag) [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Checking ac-library-rs-parted-segtree v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking ac-library-rs-parted-modint v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ac-library-rs-parted-math v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking shift-lib-rs-segment-tree v0.1.0 (/opt/rustwide/workdir/segment_tree) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> segment_tree/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ac-library-rs-parted-scc v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> segment_tree/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ac-library-rs-parted-twosat v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ac-library-rs-parted-mincostflow v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking ac-library-rs-parted-maxflow v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking ac-library-rs-parted-lazysegtree v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking ac-library-rs-parted-convolution v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Checking ac-library-rs-parted v0.1.0 (https://github.com/qryxip/ac-library-rs-parted#77261929) [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking rand_hc v0.2.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking shift-lib-rs-iter-ext v0.1.0 (/opt/rustwide/workdir/iter_ext) [INFO] [stderr] Checking shift-lib-rs-algebraic-structures-impl v0.1.0 (/opt/rustwide/workdir/algebraic_structures_impl) [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking shift-lib-rs-disjoint-sparse-table v0.1.0 (/opt/rustwide/workdir/disjoint_sparse_table) [INFO] [stderr] Checking shift-lib-rs-graph v0.1.0 (/opt/rustwide/workdir/graph) [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> graph/src/lib.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | / macro_rules! from_adj_matrix { [INFO] [stdout] 164 | | ($adj:expr,$cost_type:ty) => { [INFO] [stdout] 165 | | GeneralGraph { [INFO] [stdout] 166 | | next: &mut (move |idx: usize, cost: $cost_type| -> Vec<_> { [INFO] [stdout] ... | [INFO] [stdout] 175 | | }; [INFO] [stdout] 176 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> graph/src/lib.rs:178:5 [INFO] [stdout] | [INFO] [stdout] 178 | / macro_rules! from_edges { [INFO] [stdout] 179 | | ($edges:expr) => {{ [INFO] [stdout] 180 | | GeneralGraph { [INFO] [stdout] 181 | | next: &mut |idx: usize, _: ()| -> Vec<_> { [INFO] [stdout] ... | [INFO] [stdout] 185 | | }}; [INFO] [stdout] 186 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> disjoint_sparse_table/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking shift-lib-rs-math v0.1.0 (/opt/rustwide/workdir/math) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> graph/src/lib.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | / macro_rules! from_adj_matrix { [INFO] [stdout] 164 | | ($adj:expr,$cost_type:ty) => { [INFO] [stdout] 165 | | GeneralGraph { [INFO] [stdout] 166 | | next: &mut (move |idx: usize, cost: $cost_type| -> Vec<_> { [INFO] [stdout] ... | [INFO] [stdout] 175 | | }; [INFO] [stdout] 176 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubAssign` [INFO] [stdout] --> math/src/fp.rs:7:58 [INFO] [stdout] | [INFO] [stdout] 7 | ops::{Add, AddAssign, Div, Mul, MulAssign, Neg, Sub, SubAssign}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubAssign` [INFO] [stdout] --> math/src/fp.rs:7:58 [INFO] [stdout] | [INFO] [stdout] 7 | ops::{Add, AddAssign, Div, Mul, MulAssign, Neg, Sub, SubAssign}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `grid` [INFO] [stdout] --> graph/src/grid.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let grid = Grid::new(vec![vec!['#', '.', '#'], vec!['.', '#', '.']]); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_grid` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking nalgebra v0.20.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Compiling proconio-derive v0.1.9 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking rust_lib v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut v = vec![5,2,1,4,9]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StepBy` that must be used [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | v.windows(2).step_by(2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 27s [INFO] running `Command { std: "docker" "inspect" "dc700f658245aaa9b8cf20f85dab08ef546cbc0d45d693d9a988dd31cda04267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc700f658245aaa9b8cf20f85dab08ef546cbc0d45d693d9a988dd31cda04267", kill_on_drop: false }` [INFO] [stdout] dc700f658245aaa9b8cf20f85dab08ef546cbc0d45d693d9a988dd31cda04267