[INFO] fetching crate connect4-coms 0.1.0...
[INFO] testing connect4-coms-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate connect4-coms 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate connect4-coms 0.1.0
[INFO] finished tweaking crates.io crate connect4-coms 0.1.0
[INFO] tweaked toml for crates.io crate connect4-coms 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate connect4-coms 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--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
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 connect4-lib v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d54630b53a7f99996da90f882dd44735961a91d2137415674928e295b92f08d0
[INFO] running `Command { std: "docker" "start" "-a" "d54630b53a7f99996da90f882dd44735961a91d2137415674928e295b92f08d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54630b53a7f99996da90f882dd44735961a91d2137415674928e295b92f08d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54630b53a7f99996da90f882dd44735961a91d2137415674928e295b92f08d0", kill_on_drop: false }`
[INFO] [stdout] d54630b53a7f99996da90f882dd44735961a91d2137415674928e295b92f08d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 47703d8a7e2fcb3a622177302df2fba9b7aca30825d92340a956607b2685cfbe
[INFO] running `Command { std: "docker" "start" "-a" "47703d8a7e2fcb3a622177302df2fba9b7aca30825d92340a956607b2685cfbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling connect4-lib v0.1.0
[INFO] [stderr]    Compiling connect4-coms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Player`
[INFO] [stdout]  --> src/types.rs:2:44
[INFO] [stdout]   |
[INFO] [stdout] 2 | use connect4_lib::game::{BoardState, Game, Player};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `username` should have an upper camel case name
[INFO] [stdout]   --> src/types.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     username(String),
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "47703d8a7e2fcb3a622177302df2fba9b7aca30825d92340a956607b2685cfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47703d8a7e2fcb3a622177302df2fba9b7aca30825d92340a956607b2685cfbe", kill_on_drop: false }`
[INFO] [stdout] 47703d8a7e2fcb3a622177302df2fba9b7aca30825d92340a956607b2685cfbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 44565b318f28830a628a95712c0417a7b409aa6bf2d315d3b9c858b1e26ae646
[INFO] running `Command { std: "docker" "start" "-a" "44565b318f28830a628a95712c0417a7b409aa6bf2d315d3b9c858b1e26ae646", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Player`
[INFO] [stdout]  --> src/types.rs:2:44
[INFO] [stdout]   |
[INFO] [stdout] 2 | use connect4_lib::game::{BoardState, Game, Player};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `username` should have an upper camel case name
[INFO] [stdout]   --> src/types.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     username(String),
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling connect4-coms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Player`
[INFO] [stdout]  --> src/types.rs:2:44
[INFO] [stdout]   |
[INFO] [stdout] 2 | use connect4_lib::game::{BoardState, Game, Player};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `username` should have an upper camel case name
[INFO] [stdout]   --> src/types.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     username(String),
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "44565b318f28830a628a95712c0417a7b409aa6bf2d315d3b9c858b1e26ae646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44565b318f28830a628a95712c0417a7b409aa6bf2d315d3b9c858b1e26ae646", kill_on_drop: false }`
[INFO] [stdout] 44565b318f28830a628a95712c0417a7b409aa6bf2d315d3b9c858b1e26ae646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 81420ba3b03b43fae78805ff768f15afe084e4ed1e65e899268cc7a8e518f9a6
[INFO] running `Command { std: "docker" "start" "-a" "81420ba3b03b43fae78805ff768f15afe084e4ed1e65e899268cc7a8e518f9a6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Player`
[INFO] [stderr]  --> src/types.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | use connect4_lib::game::{BoardState, Game, Player};
[INFO] [stderr]   |                                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `username` should have an upper camel case name
[INFO] [stderr]   --> src/types.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     username(String),
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Username`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `connect4-coms` (lib) generated 2 warnings (run `cargo fix --lib -p connect4-coms` to apply 1 suggestion)
[INFO] [stderr] warning: `connect4-coms` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/connect4_coms-fee36bde9fe366de)
[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" "81420ba3b03b43fae78805ff768f15afe084e4ed1e65e899268cc7a8e518f9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81420ba3b03b43fae78805ff768f15afe084e4ed1e65e899268cc7a8e518f9a6", kill_on_drop: false }`
[INFO] [stdout] 81420ba3b03b43fae78805ff768f15afe084e4ed1e65e899268cc7a8e518f9a6