[INFO] cloning repository https://github.com/kwobny/rust-tic-tac-toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kwobny/rust-tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwobny%2Frust-tic-tac-toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwobny%2Frust-tic-tac-toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a4945e26ab954c4fbc98fd716eab1eac0c31da4
[INFO] testing kwobny/rust-tic-tac-toe against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwobny%2Frust-tic-tac-toe" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kwobny/rust-tic-tac-toe
[INFO] finished tweaking git repo https://github.com/kwobny/rust-tic-tac-toe
[INFO] tweaked toml for git repo https://github.com/kwobny/rust-tic-tac-toe written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kwobny/rust-tic-tac-toe on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kwobny/rust-tic-tac-toe 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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 anyhow v1.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c81a8fbeb1bbe3331166d6a8f2438628eb8d82b02550f6ef0e7749b6cd56e49d
[INFO] running `Command { std: "docker" "start" "-a" "c81a8fbeb1bbe3331166d6a8f2438628eb8d82b02550f6ef0e7749b6cd56e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81a8fbeb1bbe3331166d6a8f2438628eb8d82b02550f6ef0e7749b6cd56e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81a8fbeb1bbe3331166d6a8f2438628eb8d82b02550f6ef0e7749b6cd56e49d", kill_on_drop: false }`
[INFO] [stdout] c81a8fbeb1bbe3331166d6a8f2438628eb8d82b02550f6ef0e7749b6cd56e49d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e381804c93de32ef5f127b9fc028f1b8bb129854156b4f1046770b45c0a9655d
[INFO] running `Command { std: "docker" "start" "-a" "e381804c93de32ef5f127b9fc028f1b8bb129854156b4f1046770b45c0a9655d", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.64
[INFO] [stderr]    Compiling tic_tac_toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Coordinates` is never constructed
[INFO] [stdout]   --> src/board.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Coordinates {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `position_from_coordinates` is never used
[INFO] [stdout]   --> src/board.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn position_from_coordinates(&self, position: Coordinates) -> Result<ValidPosition, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "e381804c93de32ef5f127b9fc028f1b8bb129854156b4f1046770b45c0a9655d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e381804c93de32ef5f127b9fc028f1b8bb129854156b4f1046770b45c0a9655d", kill_on_drop: false }`
[INFO] [stdout] e381804c93de32ef5f127b9fc028f1b8bb129854156b4f1046770b45c0a9655d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10934b443e5221e85d06c1ae3424898feb1518fbd9144a6517ff4054d0e2e11
[INFO] running `Command { std: "docker" "start" "-a" "f10934b443e5221e85d06c1ae3424898feb1518fbd9144a6517ff4054d0e2e11", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic_tac_toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Coordinates` is never constructed
[INFO] [stdout]   --> src/board.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Coordinates {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `position_from_coordinates` is never used
[INFO] [stdout]   --> src/board.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn position_from_coordinates(&self, position: Coordinates) -> Result<ValidPosition, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coordinates` is never constructed
[INFO] [stdout]   --> src/board.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Coordinates {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `position_from_coordinates` is never used
[INFO] [stdout]   --> src/board.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn position_from_coordinates(&self, position: Coordinates) -> Result<ValidPosition, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "f10934b443e5221e85d06c1ae3424898feb1518fbd9144a6517ff4054d0e2e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10934b443e5221e85d06c1ae3424898feb1518fbd9144a6517ff4054d0e2e11", kill_on_drop: false }`
[INFO] [stdout] f10934b443e5221e85d06c1ae3424898feb1518fbd9144a6517ff4054d0e2e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16ac7626e4577ecb401a2976436fd42f44bd996d0e86873ce22f3fa82e2d920c
[INFO] running `Command { std: "docker" "start" "-a" "16ac7626e4577ecb401a2976436fd42f44bd996d0e86873ce22f3fa82e2d920c", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Coordinates` is never constructed
[INFO] [stderr]   --> src/board.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct Coordinates {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `position_from_coordinates` is never used
[INFO] [stderr]   --> src/board.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl Board {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn position_from_coordinates(&self, position: Coordinates) -> Result<ValidPosition, ()> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tic_tac_toe` (lib) generated 2 warnings
[INFO] [stderr] warning: `tic_tac_toe` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-ee0f5eb98581b6fa)
[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 src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-73fd41b4befc7fe3)
[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 tic_tac_toe
[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" "16ac7626e4577ecb401a2976436fd42f44bd996d0e86873ce22f3fa82e2d920c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ac7626e4577ecb401a2976436fd42f44bd996d0e86873ce22f3fa82e2d920c", kill_on_drop: false }`
[INFO] [stdout] 16ac7626e4577ecb401a2976436fd42f44bd996d0e86873ce22f3fa82e2d920c