[INFO] cloning repository https://github.com/tochiji/simulation_mahjong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tochiji/simulation_mahjong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftochiji%2Fsimulation_mahjong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftochiji%2Fsimulation_mahjong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f38f9c4feba29f408240e6ed36b4e6cc26f7b42f
[INFO] testing tochiji/simulation_mahjong against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftochiji%2Fsimulation_mahjong" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tochiji/simulation_mahjong on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tochiji/simulation_mahjong
[INFO] finished tweaking git repo https://github.com/tochiji/simulation_mahjong
[INFO] tweaked toml for git repo https://github.com/tochiji/simulation_mahjong written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tochiji/simulation_mahjong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81db44316ba61474d32eae2e9f27169be620886f098e5f2076e8d3967cc2f13d
[INFO] running `Command { std: "docker" "start" "-a" "81db44316ba61474d32eae2e9f27169be620886f098e5f2076e8d3967cc2f13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81db44316ba61474d32eae2e9f27169be620886f098e5f2076e8d3967cc2f13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81db44316ba61474d32eae2e9f27169be620886f098e5f2076e8d3967cc2f13d", kill_on_drop: false }`
[INFO] [stdout] 81db44316ba61474d32eae2e9f27169be620886f098e5f2076e8d3967cc2f13d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f0ae3c51f3de8b10fedd327ce32311bf3d9d863ac8c5202e01cbf072cb33076
[INFO] running `Command { std: "docker" "start" "-a" "5f0ae3c51f3de8b10fedd327ce32311bf3d9d863ac8c5202e01cbf072cb33076", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling simulation_mahjong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `janshi_len`
[INFO] [stdout]   --> src/game.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn janshi_len(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random_player_id`
[INFO] [stdout]   --> src/game.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_random_player_id(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "5f0ae3c51f3de8b10fedd327ce32311bf3d9d863ac8c5202e01cbf072cb33076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0ae3c51f3de8b10fedd327ce32311bf3d9d863ac8c5202e01cbf072cb33076", kill_on_drop: false }`
[INFO] [stdout] 5f0ae3c51f3de8b10fedd327ce32311bf3d9d863ac8c5202e01cbf072cb33076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da6a45f2ad3a668637796e3739e593a7c347186c19a258166334496ecd0bed8
[INFO] running `Command { std: "docker" "start" "-a" "4da6a45f2ad3a668637796e3739e593a7c347186c19a258166334496ecd0bed8", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `janshi_len`
[INFO] [stdout]   --> src/game.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn janshi_len(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random_player_id`
[INFO] [stdout]   --> src/game.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_random_player_id(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simulation_mahjong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `janshi_len`
[INFO] [stdout]   --> src/game.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn janshi_len(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random_player_id`
[INFO] [stdout]   --> src/game.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_random_player_id(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "4da6a45f2ad3a668637796e3739e593a7c347186c19a258166334496ecd0bed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da6a45f2ad3a668637796e3739e593a7c347186c19a258166334496ecd0bed8", kill_on_drop: false }`
[INFO] [stdout] 4da6a45f2ad3a668637796e3739e593a7c347186c19a258166334496ecd0bed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3965e4d59d122c2591ca2d2760566d57e7ed77cabae06b54a0aef576b16d811
[INFO] running `Command { std: "docker" "start" "-a" "f3965e4d59d122c2591ca2d2760566d57e7ed77cabae06b54a0aef576b16d811", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `janshi_len`
[INFO] [stderr]   --> src/game.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn janshi_len(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_random_player_id`
[INFO] [stderr]   --> src/game.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn get_random_player_id(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simulation_mahjong` (lib) generated 2 warnings
[INFO] [stderr] warning: `simulation_mahjong` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simulation_mahjong-6c448c1f389fc49e)
[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]      Running unittests (/opt/rustwide/target/debug/deps/simulation_mahjong-52496f499a995415)
[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 simulation_mahjong
[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" "f3965e4d59d122c2591ca2d2760566d57e7ed77cabae06b54a0aef576b16d811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3965e4d59d122c2591ca2d2760566d57e7ed77cabae06b54a0aef576b16d811", kill_on_drop: false }`
[INFO] [stdout] f3965e4d59d122c2591ca2d2760566d57e7ed77cabae06b54a0aef576b16d811