[INFO] fetching crate stelsalto 0.1.0...
[INFO] testing stelsalto-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate stelsalto 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate stelsalto 0.1.0
[INFO] finished tweaking crates.io crate stelsalto 0.1.0
[INFO] tweaked toml for crates.io crate stelsalto 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stelsalto 0.1.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding derive-error v0.0.4 (available: v0.0.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded derive-error v0.0.4
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b866094fc90127454c32b938aecfc7a4b9f28b5f8791d59a192165513dd041c8
[INFO] running `Command { std: "docker" "start" "-a" "b866094fc90127454c32b938aecfc7a4b9f28b5f8791d59a192165513dd041c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b866094fc90127454c32b938aecfc7a4b9f28b5f8791d59a192165513dd041c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b866094fc90127454c32b938aecfc7a4b9f28b5f8791d59a192165513dd041c8", kill_on_drop: false }`
[INFO] [stdout] b866094fc90127454c32b938aecfc7a4b9f28b5f8791d59a192165513dd041c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 439c28937ba03b870ec6e2aeabde1f44a653c71b317119be1e922db2c883d58a
[INFO] running `Command { std: "docker" "start" "-a" "439c28937ba03b870ec6e2aeabde1f44a653c71b317119be1e922db2c883d58a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling stelsalto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "439c28937ba03b870ec6e2aeabde1f44a653c71b317119be1e922db2c883d58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439c28937ba03b870ec6e2aeabde1f44a653c71b317119be1e922db2c883d58a", kill_on_drop: false }`
[INFO] [stdout] 439c28937ba03b870ec6e2aeabde1f44a653c71b317119be1e922db2c883d58a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ba1af8f69248fd6da815eac0a6f5eb88cee8ce87a8617ae072d8e394a84821a
[INFO] running `Command { std: "docker" "start" "-a" "8ba1af8f69248fd6da815eac0a6f5eb88cee8ce87a8617ae072d8e394a84821a", kill_on_drop: false }`
[INFO] [stderr]    Compiling stelsalto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "8ba1af8f69248fd6da815eac0a6f5eb88cee8ce87a8617ae072d8e394a84821a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba1af8f69248fd6da815eac0a6f5eb88cee8ce87a8617ae072d8e394a84821a", kill_on_drop: false }`
[INFO] [stdout] 8ba1af8f69248fd6da815eac0a6f5eb88cee8ce87a8617ae072d8e394a84821a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fb462e4af93df048cd50017a6dc078d3bf15af10539a8a8cab15e34ecb60686
[INFO] running `Command { std: "docker" "start" "-a" "1fb462e4af93df048cd50017a6dc078d3bf15af10539a8a8cab15e34ecb60686", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]   |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `stelsalto` (bin "stelsalto" test) generated 1 warning (run `cargo fix --bin "stelsalto" -p stelsalto --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stelsalto-2a995135d91850a7)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::test_new_standard_board ... ok
[INFO] [stdout] test tests::test_get_piece_from_board_with_odd_player_lines ... ok
[INFO] [stdout] test tests::test_new_small_board ... ok
[INFO] [stdout] test tests::test_get_piece_from_board_with_even_player_lines ... ok
[INFO] [stdout] test tests::test_serialize_small_board ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_no_route_because_too_far ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_target_occupied ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_success ... ok
[INFO] [stdout] test tests::test_serialize_standard_board ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_wrong_player ... ok
[INFO] [stdout] test tests::test_try_turn_with_exhaustion ... ok
[INFO] [stdout] test tests::test_try_turn_with_success_on_multiple_jumps ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_out_of_bounds ... ok
[INFO] [stdout] test tests::test_try_turn_with_success_on_single_jump ... ok
[INFO] [stdout] test tests::test_try_move_piece_with_no_route_because_no_middle_piece ... ok
[INFO] [stdout] test tests::test_try_turn_with_success_on_single_move ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 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/stelsalto-97e198ce36b92d76)
[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 stelsalto
[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" "1fb462e4af93df048cd50017a6dc078d3bf15af10539a8a8cab15e34ecb60686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fb462e4af93df048cd50017a6dc078d3bf15af10539a8a8cab15e34ecb60686", kill_on_drop: false }`
[INFO] [stdout] 1fb462e4af93df048cd50017a6dc078d3bf15af10539a8a8cab15e34ecb60686
