[INFO] cloning repository https://github.com/n4o847/procon-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n4o847/procon-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fprocon-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fprocon-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 48c7b33f7bc9fba961518ef7c48b9b34cf5f99d5 [INFO] testing n4o847/procon-rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fprocon-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/n4o847/procon-rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3/source/rust-toolchain [INFO] started tweaking git repo https://github.com/n4o847/procon-rust [INFO] finished tweaking git repo https://github.com/n4o847/procon-rust [INFO] tweaked toml for git repo https://github.com/n4o847/procon-rust written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/n4o847/procon-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd7e27b165fc47ab80314327a4feb4e69a3e45df60dde5fd9be90150e5b0ec51 [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" "cd7e27b165fc47ab80314327a4feb4e69a3e45df60dde5fd9be90150e5b0ec51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd7e27b165fc47ab80314327a4feb4e69a3e45df60dde5fd9be90150e5b0ec51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd7e27b165fc47ab80314327a4feb4e69a3e45df60dde5fd9be90150e5b0ec51", kill_on_drop: false }` [INFO] [stdout] cd7e27b165fc47ab80314327a4feb4e69a3e45df60dde5fd9be90150e5b0ec51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f779869a20aab3d9811544708b27ca742714c1e3dd19fffba7fbff2fe078c6b9 [INFO] running `Command { std: "docker" "start" "-a" "f779869a20aab3d9811544708b27ca742714c1e3dd19fffba7fbff2fe078c6b9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling ascii v1.0.0 [INFO] [stderr] Compiling cargo-snippet v0.6.3 [INFO] [stderr] Compiling bitset-fixed v0.1.0 [INFO] [stderr] Compiling text_io v0.1.8 [INFO] [stderr] Compiling superslice v1.0.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling whiteread v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.11 [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] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling bitmaps v2.0.0 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling itertools-num v0.1.3 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_xoshiro v0.4.0 [INFO] [stderr] Compiling rand_hc v0.2.0 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling alga v0.9.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling sized-chunks v0.5.3 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Compiling nalgebra v0.20.0 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Compiling proconio v0.3.7 [INFO] [stderr] Compiling competitive v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.35s [INFO] running `Command { std: "docker" "inspect" "f779869a20aab3d9811544708b27ca742714c1e3dd19fffba7fbff2fe078c6b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f779869a20aab3d9811544708b27ca742714c1e3dd19fffba7fbff2fe078c6b9", kill_on_drop: false }` [INFO] [stdout] f779869a20aab3d9811544708b27ca742714c1e3dd19fffba7fbff2fe078c6b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2eee0f80579648185c7408d16d1ad70ffc1a4a6dbc9023b83008bb96b4ce5b0e [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" "2eee0f80579648185c7408d16d1ad70ffc1a4a6dbc9023b83008bb96b4ce5b0e", kill_on_drop: false }` [INFO] [stderr] Compiling competitive v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `max` [INFO] [stdout] --> examples/arc112_d.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | cmp::{max, min}, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `same` [INFO] [stdout] --> examples/arc112_d.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | fn same(&mut self, x: usize, y: usize) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> examples/abc196_d.rs:6:29 [INFO] [stdout] | [INFO] [stdout] 6 | h: usize, w: usize, a: usize, b: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s0` [INFO] [stdout] --> examples/agc052_a.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | s0: Chars, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> examples/agc052_a.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | s1: Chars, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s2` [INFO] [stdout] --> examples/agc052_a.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | s2: Chars, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/abc195_f.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut ans: u64 = dp.iter().sum(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::BTreeMap` [INFO] [stdout] --> examples/abc198_d.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> examples/abc198_d.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[fastout] [INFO] [stdout] | ^^^^^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 58 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `fastout` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 32.99s [INFO] running `Command { std: "docker" "inspect" "2eee0f80579648185c7408d16d1ad70ffc1a4a6dbc9023b83008bb96b4ce5b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eee0f80579648185c7408d16d1ad70ffc1a4a6dbc9023b83008bb96b4ce5b0e", kill_on_drop: false }` [INFO] [stdout] 2eee0f80579648185c7408d16d1ad70ffc1a4a6dbc9023b83008bb96b4ce5b0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1a64de5afcf99a0edf2b7c12f4a481417824c5ba54ffb458d746393538e89048 [INFO] running `Command { std: "docker" "start" "-a" "1a64de5afcf99a0edf2b7c12f4a481417824c5ba54ffb458d746393538e89048", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::collections::BTreeMap` [INFO] [stderr] --> examples/abc198_d.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> examples/abc198_d.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #[fastout] [INFO] [stderr] | ^^^^^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 58 | return; [INFO] [stderr] | ------ any code following this expression is unreachable [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in the attribute macro `fastout` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused import: `max` [INFO] [stderr] --> examples/arc112_d.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | cmp::{max, min}, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `same` [INFO] [stderr] --> examples/arc112_d.rs:86:8 [INFO] [stderr] | [INFO] [stderr] 86 | fn same(&mut self, x: usize, y: usize) -> bool { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `competitive` (example "abc198_d") generated 2 warnings [INFO] [stderr] warning: `competitive` (example "arc112_d") generated 2 warnings [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> examples/abc196_d.rs:6:29 [INFO] [stderr] | [INFO] [stderr] 6 | h: usize, w: usize, a: usize, b: usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `competitive` (example "abc196_d") generated 1 warning [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/abc195_f.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let mut ans: u64 = dp.iter().sum(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `competitive` (example "abc195_f") generated 1 warning [INFO] [stderr] warning: unused variable: `s0` [INFO] [stderr] --> examples/agc052_a.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | s0: Chars, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_s0` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s1` [INFO] [stderr] --> examples/agc052_a.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | s1: Chars, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s2` [INFO] [stderr] --> examples/agc052_a.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | s2: Chars, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stderr] [INFO] [stderr] warning: `competitive` (example "agc052_a") generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/competitive-a7696095e1a72523) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test binary_search::tests::test_binary_search ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/competitive-f285cbf2efff8156) [INFO] [stdout] test fenwick_tree::tests::practice2_a ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests competitive [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1a64de5afcf99a0edf2b7c12f4a481417824c5ba54ffb458d746393538e89048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a64de5afcf99a0edf2b7c12f4a481417824c5ba54ffb458d746393538e89048", kill_on_drop: false }` [INFO] [stdout] 1a64de5afcf99a0edf2b7c12f4a481417824c5ba54ffb458d746393538e89048