[INFO] fetching crate puzzle24 0.1.0...
[INFO] testing puzzle24-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate puzzle24 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate puzzle24 0.1.0
[INFO] finished tweaking crates.io crate puzzle24 0.1.0
[INFO] tweaked toml for crates.io crate puzzle24 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate puzzle24 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfcb8d04aaec4a25aee2ad97d431b413d5243beab4387c127067d7044072de43
[INFO] running `Command { std: "docker" "start" "-a" "dfcb8d04aaec4a25aee2ad97d431b413d5243beab4387c127067d7044072de43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfcb8d04aaec4a25aee2ad97d431b413d5243beab4387c127067d7044072de43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcb8d04aaec4a25aee2ad97d431b413d5243beab4387c127067d7044072de43", kill_on_drop: false }`
[INFO] [stdout] dfcb8d04aaec4a25aee2ad97d431b413d5243beab4387c127067d7044072de43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a41f793fbb5c9adcaae7e127db5825877e45c8cb6b929ff1a02a9bc3910096
[INFO] running `Command { std: "docker" "start" "-a" "42a41f793fbb5c9adcaae7e127db5825877e45c8cb6b929ff1a02a9bc3910096", kill_on_drop: false }`
[INFO] [stderr]    Compiling puzzle24 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "42a41f793fbb5c9adcaae7e127db5825877e45c8cb6b929ff1a02a9bc3910096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a41f793fbb5c9adcaae7e127db5825877e45c8cb6b929ff1a02a9bc3910096", kill_on_drop: false }`
[INFO] [stdout] 42a41f793fbb5c9adcaae7e127db5825877e45c8cb6b929ff1a02a9bc3910096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cfbb56f545642676f5034ebc19f88ff52e8b4a592fbcfcc0e1206376bd0a861
[INFO] running `Command { std: "docker" "start" "-a" "8cfbb56f545642676f5034ebc19f88ff52e8b4a592fbcfcc0e1206376bd0a861", kill_on_drop: false }`
[INFO] [stderr]    Compiling puzzle24 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "8cfbb56f545642676f5034ebc19f88ff52e8b4a592fbcfcc0e1206376bd0a861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cfbb56f545642676f5034ebc19f88ff52e8b4a592fbcfcc0e1206376bd0a861", kill_on_drop: false }`
[INFO] [stdout] 8cfbb56f545642676f5034ebc19f88ff52e8b4a592fbcfcc0e1206376bd0a861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf8342aef9b7e88f67d502bce2dfdf641a001a14f8eafd6328f7daad6a1175b8
[INFO] running `Command { std: "docker" "start" "-a" "cf8342aef9b7e88f67d502bce2dfdf641a001a14f8eafd6328f7daad6a1175b8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/puzzle24-594c75d4b733e786)
[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 puzzle24
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/grid/general.rs - grid::general::Puzzle24Grid (line 24) ... ignored
[INFO] [stdout] test src/grid/general.rs - grid::general::Puzzle24Grid::set_gap_tile_unchecked (line 68) ... FAILED
[INFO] [stdout] test src/grid/general.rs - grid::general::Puzzle24Grid::clear_cell (line 53) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/grid/general.rs - grid::general::Puzzle24Grid::set_gap_tile_unchecked (line 68) stdout ----
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]  --> src/grid/general.rs:69:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_grid_general_rs_68_0() {
[INFO] [stdout]   |                                         -------------------------------------- this function can't have a `self` parameter
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   | ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `cell` in this scope
[INFO] [stdout]  --> src/grid/general.rs:69:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PuzzleTile`
[INFO] [stdout]  --> src/grid/general.rs:69:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   |                      ^^^^^^^^^^ use of undeclared type `PuzzleTile`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use puzzle24::PuzzleTile;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0424, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0424`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/grid/general.rs - grid::general::Puzzle24Grid::clear_cell (line 53) stdout ----
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]  --> src/grid/general.rs:54:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_grid_general_rs_53_0() {
[INFO] [stdout]   |                                         -------------------------------------- this function can't have a `self` parameter
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   | ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `cell` in this scope
[INFO] [stdout]  --> src/grid/general.rs:54:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PuzzleTile`
[INFO] [stdout]  --> src/grid/general.rs:54:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | self.set_tile( cell, PuzzleTile::GAP );
[INFO] [stdout]   |                      ^^^^^^^^^^ use of undeclared type `PuzzleTile`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use puzzle24::PuzzleTile;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0424, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0424`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/grid/general.rs - grid::general::Puzzle24Grid::clear_cell (line 53)
[INFO] [stdout]     src/grid/general.rs - grid::general::Puzzle24Grid::set_gap_tile_unchecked (line 68)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cf8342aef9b7e88f67d502bce2dfdf641a001a14f8eafd6328f7daad6a1175b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8342aef9b7e88f67d502bce2dfdf641a001a14f8eafd6328f7daad6a1175b8", kill_on_drop: false }`
[INFO] [stdout] cf8342aef9b7e88f67d502bce2dfdf641a001a14f8eafd6328f7daad6a1175b8
