[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-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpulpdrew%2Fsudoku" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pulpdrew/sudoku on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5c7433d129cf36647feced97505650668023a1217636881ca4c2a915769b1a14
[INFO] running `Command { std: "docker" "start" "-a" "5c7433d129cf36647feced97505650668023a1217636881ca4c2a915769b1a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c7433d129cf36647feced97505650668023a1217636881ca4c2a915769b1a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7433d129cf36647feced97505650668023a1217636881ca4c2a915769b1a14", kill_on_drop: false }`
[INFO] [stdout] 5c7433d129cf36647feced97505650668023a1217636881ca4c2a915769b1a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] 38e4c9f5925d7d6c32a0cb1c560c2ec461a2b6c617cc822f83ff190232ed8f68
[INFO] running `Command { std: "docker" "start" "-a" "38e4c9f5925d7d6c32a0cb1c560c2ec461a2b6c617cc822f83ff190232ed8f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "38e4c9f5925d7d6c32a0cb1c560c2ec461a2b6c617cc822f83ff190232ed8f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e4c9f5925d7d6c32a0cb1c560c2ec461a2b6c617cc822f83ff190232ed8f68", kill_on_drop: false }`
[INFO] [stdout] 38e4c9f5925d7d6c32a0cb1c560c2ec461a2b6c617cc822f83ff190232ed8f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1c8d92df9ce3ed23f635b128aba6f9e820d8c52c8704a77ed3b8973cede3eb
[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" "2e1c8d92df9ce3ed23f635b128aba6f9e820d8c52c8704a77ed3b8973cede3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "2e1c8d92df9ce3ed23f635b128aba6f9e820d8c52c8704a77ed3b8973cede3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1c8d92df9ce3ed23f635b128aba6f9e820d8c52c8704a77ed3b8973cede3eb", kill_on_drop: false }`
[INFO] [stdout] 2e1c8d92df9ce3ed23f635b128aba6f9e820d8c52c8704a77ed3b8973cede3eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d0165ae3ec70ab786d6f6f90c94849503c3368d3c51fcb074def355c1ac800a
[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" "8d0165ae3ec70ab786d6f6f90c94849503c3368d3c51fcb074def355c1ac800a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-de4b8115189c6d5c
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-0d9c8d444ba55596
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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::size (line 45) ... 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::contains (line 32) ... ok
[INFO] [stdout] test src/nine_set.rs - nine_set::NineSet::to_vec (line 58) ... 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
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "8d0165ae3ec70ab786d6f6f90c94849503c3368d3c51fcb074def355c1ac800a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0165ae3ec70ab786d6f6f90c94849503c3368d3c51fcb074def355c1ac800a", kill_on_drop: false }`
[INFO] [stdout] 8d0165ae3ec70ab786d6f6f90c94849503c3368d3c51fcb074def355c1ac800a