[INFO] fetching crate cli_2048 0.2.0...
[INFO] testing cli_2048-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cli_2048 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate cli_2048 0.2.0
[INFO] finished tweaking crates.io crate cli_2048 0.2.0
[INFO] tweaked toml for crates.io crate cli_2048 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cli_2048 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cli_2048 0.2.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e8b865aee85efedd93aee2cc817a03963e2c1abde979d03af4705a3761df66f
[INFO] running `Command { std: "docker" "start" "-a" "6e8b865aee85efedd93aee2cc817a03963e2c1abde979d03af4705a3761df66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e8b865aee85efedd93aee2cc817a03963e2c1abde979d03af4705a3761df66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8b865aee85efedd93aee2cc817a03963e2c1abde979d03af4705a3761df66f", kill_on_drop: false }`
[INFO] [stdout] 6e8b865aee85efedd93aee2cc817a03963e2c1abde979d03af4705a3761df66f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1285cd5577b942b6c9d5aae85441402798d037b165216b7b64e742b1767eaa3f
[INFO] running `Command { std: "docker" "start" "-a" "1285cd5577b942b6c9d5aae85441402798d037b165216b7b64e742b1767eaa3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossterm v0.23.2
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling cli_2048 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "1285cd5577b942b6c9d5aae85441402798d037b165216b7b64e742b1767eaa3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1285cd5577b942b6c9d5aae85441402798d037b165216b7b64e742b1767eaa3f", kill_on_drop: false }`
[INFO] [stdout] 1285cd5577b942b6c9d5aae85441402798d037b165216b7b64e742b1767eaa3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8064eedcd2c85bc030dd77ded998d3c95501812d7b4bfe09330f3fb46eb6e60
[INFO] running `Command { std: "docker" "start" "-a" "b8064eedcd2c85bc030dd77ded998d3c95501812d7b4bfe09330f3fb46eb6e60", kill_on_drop: false }`
[INFO] [stderr]    Compiling cli_2048 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "b8064eedcd2c85bc030dd77ded998d3c95501812d7b4bfe09330f3fb46eb6e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8064eedcd2c85bc030dd77ded998d3c95501812d7b4bfe09330f3fb46eb6e60", kill_on_drop: false }`
[INFO] [stdout] b8064eedcd2c85bc030dd77ded998d3c95501812d7b4bfe09330f3fb46eb6e60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0449d5fc1bed16961ecb50a1c87cbd376f2ddf92f1c78290db50533eb904ed4e
[INFO] running `Command { std: "docker" "start" "-a" "0449d5fc1bed16961ecb50a1c87cbd376f2ddf92f1c78290db50533eb904ed4e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cli_2048-763dbccbe8e4889d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::add_random_number ... ok
[INFO] [stdout] test tests::combine_row ... ok
[INFO] [stdout] test tests::compress_row ... ok
[INFO] [stdout] test tests::overwrite_rows ... ok
[INFO] [stdout] test tests::zero_grid - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/2048-580cd4d538696eb3)
[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 cli_2048
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Grid::slide (line 114) ... FAILED
[INFO] [stdout] test src/lib.rs - Grid::new (line 26) ... ok
[INFO] [stdout] test src/lib.rs - Direction (line 340) ... FAILED
[INFO] [stdout] test src/lib.rs - Grid::from_rows (line 49) ... ok
[INFO] [stdout] test src/lib.rs - PIPEMAPS (line 366) ... ok
[INFO] [stdout] test src/lib.rs - Grid::get_size (line 92) ... ok
[INFO] [stdout] test src/lib.rs - Grid::with_pipes (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Grid::slide (line 114) stdout ----
[INFO] [stdout] error[E0599]: no variant or associated item named `Up` found for enum `Direction` in the current scope
[INFO] [stdout]    --> src/lib.rs:121:34
[INFO] [stdout]     |
[INFO] [stdout] 121 | let grid = grid.slide(Direction::Up);
[INFO] [stdout]     |                                  ^^ variant or associated item not found in `Direction`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 121 - let grid = grid.slide(Direction::Up);
[INFO] [stdout] 121 + let grid = grid.slide(Direction::UP);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slide` found for enum `Result<T, E>` in the current scope
[INFO] [stdout]    --> src/lib.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | let grid = grid.slide(Direction::Down);
[INFO] [stdout]     |                 ^^^^^ method not found in `Result<Grid, &str>`
[INFO] [stdout]     |
[INFO] [stdout] note: there's an earlier shadowed binding `grid` of type `Grid` that has method `slide` available
[INFO] [stdout]    --> src/lib.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | let grid = Grid::new(4, 4);
[INFO] [stdout]     |     ^^^^ `grid` of type `Grid` that has method `slide` defined earlier here
[INFO] [stdout] 121 | let grid = grid.slide(Direction::Up);
[INFO] [stdout]     |     ---- earlier `grid` shadowed here with type `Result<Grid, &str>`
[INFO] [stdout] note: the method `slide` exists on the type `Grid`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn slide(&self, dir: Direction) -> Result<Grid, &'static str> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `Grid` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 122 | let grid = grid.expect("REASON").slide(Direction::Down);
[INFO] [stdout]     |                +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Down` found for enum `Direction` in the current scope
[INFO] [stdout]    --> src/lib.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 | let grid = grid.slide(Direction::Down);
[INFO] [stdout]     |                                  ^^^^ variant or associated item not found in `Direction`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 122 - let grid = grid.slide(Direction::Down);
[INFO] [stdout] 122 + let grid = grid.slide(Direction::DOWN);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Direction (line 340) stdout ----
[INFO] [stdout] error[E0599]: no variant or associated item named `Up` found for enum `Direction` in the current scope
[INFO] [stdout]    --> src/lib.rs:347:34
[INFO] [stdout]     |
[INFO] [stdout] 347 | let grid = grid.slide(Direction::Up);
[INFO] [stdout]     |                                  ^^ variant or associated item not found in `Direction`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 347 - let grid = grid.slide(Direction::Up);
[INFO] [stdout] 347 + let grid = grid.slide(Direction::UP);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slide` found for enum `Result<T, E>` in the current scope
[INFO] [stdout]    --> src/lib.rs:348:17
[INFO] [stdout]     |
[INFO] [stdout] 348 | let grid = grid.slide(Direction::Down);
[INFO] [stdout]     |                 ^^^^^ method not found in `Result<Grid, &str>`
[INFO] [stdout]     |
[INFO] [stdout] note: there's an earlier shadowed binding `grid` of type `Grid` that has method `slide` available
[INFO] [stdout]    --> src/lib.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | let grid = Grid::new(4, 4);
[INFO] [stdout]     |     ^^^^ `grid` of type `Grid` that has method `slide` defined earlier here
[INFO] [stdout] 347 | let grid = grid.slide(Direction::Up);
[INFO] [stdout]     |     ---- earlier `grid` shadowed here with type `Result<Grid, &str>`
[INFO] [stdout] note: the method `slide` exists on the type `Grid`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn slide(&self, dir: Direction) -> Result<Grid, &'static str> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `Grid` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 348 | let grid = grid.expect("REASON").slide(Direction::Down);
[INFO] [stdout]     |                +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Down` found for enum `Direction` in the current scope
[INFO] [stdout]    --> src/lib.rs:348:34
[INFO] [stdout]     |
[INFO] [stdout] 348 | let grid = grid.slide(Direction::Down);
[INFO] [stdout]     |                                  ^^^^ variant or associated item not found in `Direction`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 348 - let grid = grid.slide(Direction::Down);
[INFO] [stdout] 348 + let grid = grid.slide(Direction::DOWN);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Direction (line 340)
[INFO] [stdout]     src/lib.rs - Grid::slide (line 114)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0449d5fc1bed16961ecb50a1c87cbd376f2ddf92f1c78290db50533eb904ed4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0449d5fc1bed16961ecb50a1c87cbd376f2ddf92f1c78290db50533eb904ed4e", kill_on_drop: false }`
[INFO] [stdout] 0449d5fc1bed16961ecb50a1c87cbd376f2ddf92f1c78290db50533eb904ed4e