[INFO] cloning repository https://github.com/catupper/atcoder-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/catupper/atcoder-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fatcoder-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fatcoder-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a546e7df723ae0b9a44374837063e8824b23616
[INFO] checking catupper/atcoder-rs against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fatcoder-rs" "/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/catupper/atcoder-rs
[INFO] finished tweaking git repo https://github.com/catupper/atcoder-rs
[INFO] tweaked toml for git repo https://github.com/catupper/atcoder-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/catupper/atcoder-rs on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/catupper/atcoder-rs 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "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 catupper/atcoder-rs against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fatcoder-rs" "/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/catupper/atcoder-rs
[INFO] finished tweaking git repo https://github.com/catupper/atcoder-rs
[INFO] tweaked toml for git repo https://github.com/catupper/atcoder-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/catupper/atcoder-rs on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/catupper/atcoder-rs 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "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 whiteread v0.5.0
[INFO] [stderr]   Downloaded proconio v0.3.6
[INFO] [stderr]   Downloaded superslice v1.0.0
[INFO] [stderr]   Downloaded petgraph v0.5.0
[INFO] [stderr]   Downloaded proconio-derive v0.1.6
[INFO] [stderr]   Downloaded bitset-fixed v0.1.0
[INFO] [stderr]   Downloaded itertools-num v0.1.3
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded permutohedron v0.2.4
[INFO] [stderr]   Downloaded sized-chunks v0.5.3
[INFO] [stderr]   Downloaded im-rc v14.3.0
[INFO] [stderr]   Downloaded ndarray v0.13.0
[INFO] [stderr]   Downloaded nalgebra v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d
[INFO] running `Command { std: "docker" "start" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking whiteread v0.5.0
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking bitset-fixed v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking rand_hc v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sized-chunks v0.5.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking nalgebra v0.20.0
[INFO] [stderr]    Compiling proconio-derive v0.1.6
[INFO] [stderr]     Checking proconio v0.3.6
[INFO] [stderr]     Checking atcoder-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `ascii`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | ascii = "=1.0.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `ascii`
[INFO] [stderr] warning: unused dependency `bitset-fixed`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | bitset-fixed = "=0.1.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `bitset-fixed`
[INFO] [stderr] warning: unused dependency `im-rc`
[INFO] [stderr]  --> Cargo.toml:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | im-rc = "=14.3.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `im-rc`
[INFO] [stderr] warning: unused dependency `itertools`
[INFO] [stderr]   --> Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | itertools = "=0.9.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `itertools`
[INFO] [stderr] warning: unused dependency `itertools-num`
[INFO] [stderr]   --> Cargo.toml:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | itertools-num = "=0.1.3"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `itertools-num`
[INFO] [stderr] warning: unused dependency `maplit`
[INFO] [stderr]   --> Cargo.toml:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | maplit = "=1.0.2"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `maplit`
[INFO] [stderr] warning: unused dependency `nalgebra`
[INFO] [stderr]   --> Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | nalgebra = "=0.20.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `nalgebra`
[INFO] [stderr] warning: unused dependency `ndarray`
[INFO] [stderr]   --> Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | ndarray = "=0.13.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ndarray`
[INFO] [stderr] warning: unused dependency `num`
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | num = "=0.2.1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `num`
[INFO] [stderr] warning: unused dependency `num-derive`
[INFO] [stderr]   --> Cargo.toml:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | num-derive = "=0.3.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `num-derive`
[INFO] [stderr] warning: unused dependency `ordered-float`
[INFO] [stderr]   --> Cargo.toml:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | ordered-float = "=1.0.2"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ordered-float`
[INFO] [stderr] warning: unused dependency `permutohedron`
[INFO] [stderr]   --> Cargo.toml:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | permutohedron = "=0.2.4"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `permutohedron`
[INFO] [stderr] warning: unused dependency `petgraph`
[INFO] [stderr]   --> Cargo.toml:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | petgraph = "=0.5.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `petgraph`
[INFO] [stderr] warning: unused dependency `rand_hc`
[INFO] [stderr]   --> Cargo.toml:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | rand_hc = "=0.2.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `rand_hc`
[INFO] [stderr] warning: unused dependency `regex`
[INFO] [stderr]   --> Cargo.toml:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | regex = "=1.3.6"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `regex`
[INFO] [stderr] warning: unused dependency `rustc-hash`
[INFO] [stderr]   --> Cargo.toml:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | rustc-hash = "=1.1.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `rustc-hash`
[INFO] [stderr] warning: unused dependency `smallvec`
[INFO] [stderr]   --> Cargo.toml:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | smallvec = "=1.2.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `smallvec`
[INFO] [stderr] warning: unused dependency `superslice`
[INFO] [stderr]   --> Cargo.toml:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | superslice = "=1.0.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `superslice`
[INFO] [stderr] warning: unused dependency `text_io`
[INFO] [stderr]   --> Cargo.toml:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | text_io = "=0.1.8"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `text_io`
[INFO] [stderr] warning: unused dependency `whiteread`
[INFO] [stderr]   --> Cargo.toml:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | whiteread = "=0.5.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `whiteread`
[INFO] [stderr] warning: `atcoder-rs` (manifest) generated 20 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.33s
[INFO] running `Command { std: "docker" "inspect" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d", kill_on_drop: false }`
[INFO] [stdout] e29cb83fc721cca0b1d545bf9270d32a1d59c1c6621b02c0f17f113b51ae860d
