[INFO] cloning repository https://github.com/pulpdrew/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pulpdrew/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpulpdrew%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpulpdrew%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b79e0a450635439e5f1e220e07cf52f08887777
[INFO] testing pulpdrew/sudoku against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpulpdrew%2Fsudoku" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pulpdrew/sudoku on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pulpdrew/sudoku
[INFO] finished tweaking git repo https://github.com/pulpdrew/sudoku
[INFO] tweaked toml for git repo https://github.com/pulpdrew/sudoku written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/pulpdrew/sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 194763acd4b724e97a0259b6df27b730c8e6f719977b041e6b2bc16f09422b73
[INFO] running `Command { std: "docker" "start" "-a" "194763acd4b724e97a0259b6df27b730c8e6f719977b041e6b2bc16f09422b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "194763acd4b724e97a0259b6df27b730c8e6f719977b041e6b2bc16f09422b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194763acd4b724e97a0259b6df27b730c8e6f719977b041e6b2bc16f09422b73", kill_on_drop: false }`
[INFO] [stdout] 194763acd4b724e97a0259b6df27b730c8e6f719977b041e6b2bc16f09422b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4dfc39452dafff18fc71ffe8caa2c2409704d882ca55fa80885e27b142f490e
[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" "e4dfc39452dafff18fc71ffe8caa2c2409704d882ca55fa80885e27b142f490e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "e4dfc39452dafff18fc71ffe8caa2c2409704d882ca55fa80885e27b142f490e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dfc39452dafff18fc71ffe8caa2c2409704d882ca55fa80885e27b142f490e", kill_on_drop: false }`
[INFO] [stdout] e4dfc39452dafff18fc71ffe8caa2c2409704d882ca55fa80885e27b142f490e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544c9712c89f7afb83d9d8a4e9f14a64fbdc0ba35827c0859f35e0f7b8368531
[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" "544c9712c89f7afb83d9d8a4e9f14a64fbdc0ba35827c0859f35e0f7b8368531", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "544c9712c89f7afb83d9d8a4e9f14a64fbdc0ba35827c0859f35e0f7b8368531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544c9712c89f7afb83d9d8a4e9f14a64fbdc0ba35827c0859f35e0f7b8368531", kill_on_drop: false }`
[INFO] [stdout] 544c9712c89f7afb83d9d8a4e9f14a64fbdc0ba35827c0859f35e0f7b8368531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 691314301f789ec1b058a881f822be01337a76d47e978350651845e619b5dc27
[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" "691314301f789ec1b058a881f822be01337a76d47e978350651845e619b5dc27", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-1d82d169584442c7)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-d42bb329f692d78b)
[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] [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 sudoku
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/nine_set.rs - nine_set::union (line 118) ... FAILED
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::add (line 18) ... ok
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::complement (line 79) ... ok
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::to_vec (line 58) ... ok
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::size (line 45) ... FAILED
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::contains (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/nine_set.rs - nine_set::union (line 118) stdout ----
[INFO] [stdout] error: expected `;`, found `assert_eq`
[INFO] [stdout]   --> src/nine_set.rs:126:45
[INFO] [stdout]    |
[INFO] [stdout] 11 | let union = union(vec![set1, set2]).to_vec()
[INFO] [stdout]    |                                             ^ help: add `;` here
[INFO] [stdout] 12 | assert_eq!(vec![1, 2, 3], union);
[INFO] [stdout]    | --------- unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nine_set.rs - nine_set::NineSet::size (line 45) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/nine_set.rs:50:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert!(2, set.size());
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ expected `bool`, found integer
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/nine_set.rs - nine_set::NineSet::size (line 45)
[INFO] [stdout]     src/nine_set.rs - nine_set::union (line 118)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.22s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "691314301f789ec1b058a881f822be01337a76d47e978350651845e619b5dc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691314301f789ec1b058a881f822be01337a76d47e978350651845e619b5dc27", kill_on_drop: false }`
[INFO] [stdout] 691314301f789ec1b058a881f822be01337a76d47e978350651845e619b5dc27