[INFO] cloning repository https://github.com/digitalorder/tetrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/digitalorder/tetrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalorder%2Ftetrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalorder%2Ftetrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14b82606fc42a49f01949ba6c1c70ec7e128502a
[INFO] testing digitalorder/tetrust against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalorder%2Ftetrust" "/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/digitalorder/tetrust on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/digitalorder/tetrust
[INFO] finished tweaking git repo https://github.com/digitalorder/tetrust
[INFO] tweaked toml for git repo https://github.com/digitalorder/tetrust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/digitalorder/tetrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 609e4c3b00fa43ac907d1f7f9dc851ef3598da09f0f7b2f362c5c7d1ad6d0da3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "609e4c3b00fa43ac907d1f7f9dc851ef3598da09f0f7b2f362c5c7d1ad6d0da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "609e4c3b00fa43ac907d1f7f9dc851ef3598da09f0f7b2f362c5c7d1ad6d0da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609e4c3b00fa43ac907d1f7f9dc851ef3598da09f0f7b2f362c5c7d1ad6d0da3", kill_on_drop: false }`
[INFO] [stdout] 609e4c3b00fa43ac907d1f7f9dc851ef3598da09f0f7b2f362c5c7d1ad6d0da3
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee018d5a0502f04cb33b00592d32f19097dd241cdbe6e4a6e71562d57e91aae6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee018d5a0502f04cb33b00592d32f19097dd241cdbe6e4a6e71562d57e91aae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling clap v2.33.1
[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 tetrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/next_tetro_ctrl.rs:58:58
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn swap(self: &mut Self, shape: Shape) -> Result<(FieldTetrimino), AlreadyPushed> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.84s
[INFO] running `Command { std: "docker" "inspect" "ee018d5a0502f04cb33b00592d32f19097dd241cdbe6e4a6e71562d57e91aae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee018d5a0502f04cb33b00592d32f19097dd241cdbe6e4a6e71562d57e91aae6", kill_on_drop: false }`
[INFO] [stdout] ee018d5a0502f04cb33b00592d32f19097dd241cdbe6e4a6e71562d57e91aae6
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7033e67597008f82a4cac04e8e8b116c0fbb05568cd086a5f2b8dd25b52a811b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7033e67597008f82a4cac04e8e8b116c0fbb05568cd086a5f2b8dd25b52a811b", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/next_tetro_ctrl.rs:58:58
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn swap(self: &mut Self, shape: Shape) -> Result<(FieldTetrimino), AlreadyPushed> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tetrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/next_tetro_ctrl.rs:58:58
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn swap(self: &mut Self, shape: Shape) -> Result<(FieldTetrimino), AlreadyPushed> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "7033e67597008f82a4cac04e8e8b116c0fbb05568cd086a5f2b8dd25b52a811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7033e67597008f82a4cac04e8e8b116c0fbb05568cd086a5f2b8dd25b52a811b", kill_on_drop: false }`
[INFO] [stdout] 7033e67597008f82a4cac04e8e8b116c0fbb05568cd086a5f2b8dd25b52a811b
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fce7ec96f63351ec3be35af8e9a1709b73503b4f7e9b6a52fb66cd0a5500268
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9fce7ec96f63351ec3be35af8e9a1709b73503b4f7e9b6a52fb66cd0a5500268", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/next_tetro_ctrl.rs:58:58
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn swap(self: &mut Self, shape: Shape) -> Result<(FieldTetrimino), AlreadyPushed> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tetrust` (lib) generated 1 warning
[INFO] [stderr] warning: `tetrust` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tetrust-a79102d58fc5e4f8)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test figures::tests::create_o_shape ... ok
[INFO] [stdout] test figures::tests::rotate_i_shape ... ok
[INFO] [stdout] test figures::tests::rotate_j_shape ... ok
[INFO] [stdout] test figures::tests::rotate_l_shape ... ok
[INFO] [stdout] test figures::tests::rotate_o_shape ... ok
[INFO] [stdout] test figures::tests::rotate_s_shape ... ok
[INFO] [stdout] test figures::tests::rotate_t_shape ... ok
[INFO] [stdout] test next_tetro_ctrl::tests::can_swap_after_pop ... ok
[INFO] [stdout] test playfield::tests::lshape_in_bottom_left_corner ... ok
[INFO] [stdout] test next_tetro_ctrl::tests::cannot_swap_twice ... ok
[INFO] [stdout] test playfield::tests::bounce_left_wall ... ok
[INFO] [stdout] test playfield::tests::bounce_right_wall ... ok
[INFO] [stdout] test playfield::tests::down_on_top_of_placed_tetro ... ok
[INFO] [stdout] test figures::tests::iterator_interface ... ok
[INFO] [stdout] test next_tetro_ctrl::tests::pop_5_and_hold ... ok
[INFO] [stdout] test playfield::tests::place_failure_outside_bounds ... ok
[INFO] [stdout] test playfield::tests::o_in_bottom_left_corner ... ok
[INFO] [stdout] test playfield::tests::shape_at_after_placing_shape ... ok
[INFO] [stdout] test playfield::tests::shape_at_after_new_active_shape ... ok
[INFO] [stdout] test playfield_ctrl::tests::line_storage_count_two ... ok
[INFO] [stdout] test playfield_ctrl::tests::line_storage_zero_on_creation ... ok
[INFO] [stdout] test tlv::tests::encode_trivial ... ok
[INFO] [stdout] test playfield::tests::shape_at_in_and_outside_bounds ... ok
[INFO] [stdout] test playfield_ctrl::tests::line_storage_count_one ... ok
[INFO] [stdout] test tlv::tests::decode_one_tlv ... ok
[INFO] [stdout] test figures::tests::rotate_z_shape ... ok
[INFO] [stdout] test playfield_ctrl::tests::line_storage_access_not_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tetrust-f8f396e1a4c58820)
[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 tetrust
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/next_tetro_ctrl.rs:58:58
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn swap(self: &mut Self, shape: Shape) -> Result<(FieldTetrimino), AlreadyPushed> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "9fce7ec96f63351ec3be35af8e9a1709b73503b4f7e9b6a52fb66cd0a5500268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fce7ec96f63351ec3be35af8e9a1709b73503b4f7e9b6a52fb66cd0a5500268", kill_on_drop: false }`
[INFO] [stdout] 9fce7ec96f63351ec3be35af8e9a1709b73503b4f7e9b6a52fb66cd0a5500268