[INFO] cloning repository https://github.com/FraGag/matt-parkers-maths-puzzles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FraGag/matt-parkers-maths-puzzles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraGag%2Fmatt-parkers-maths-puzzles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraGag%2Fmatt-parkers-maths-puzzles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41d4c502622490a0c95dc423b64c325923a7d022
[INFO] testing FraGag/matt-parkers-maths-puzzles against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraGag%2Fmatt-parkers-maths-puzzles" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FraGag/matt-parkers-maths-puzzles on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FraGag/matt-parkers-maths-puzzles
[INFO] finished tweaking git repo https://github.com/FraGag/matt-parkers-maths-puzzles
[INFO] tweaked toml for git repo https://github.com/FraGag/matt-parkers-maths-puzzles written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/FraGag/matt-parkers-maths-puzzles already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73820602c4b8da4d710e1fc98755055212857d75020c4e924b58aa0a31a2c451
[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" "73820602c4b8da4d710e1fc98755055212857d75020c4e924b58aa0a31a2c451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73820602c4b8da4d710e1fc98755055212857d75020c4e924b58aa0a31a2c451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73820602c4b8da4d710e1fc98755055212857d75020c4e924b58aa0a31a2c451", kill_on_drop: false }`
[INFO] [stdout] 73820602c4b8da4d710e1fc98755055212857d75020c4e924b58aa0a31a2c451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 202d2400f77d5d9401d4dbc09335b1e6d14403699a4001f412fb2831d2b3e92a
[INFO] running `Command { std: "docker" "start" "-a" "202d2400f77d5d9401d4dbc09335b1e6d14403699a4001f412fb2831d2b3e92a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling matt-parkers-maths-puzzles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.71s
[INFO] running `Command { std: "docker" "inspect" "202d2400f77d5d9401d4dbc09335b1e6d14403699a4001f412fb2831d2b3e92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202d2400f77d5d9401d4dbc09335b1e6d14403699a4001f412fb2831d2b3e92a", kill_on_drop: false }`
[INFO] [stdout] 202d2400f77d5d9401d4dbc09335b1e6d14403699a4001f412fb2831d2b3e92a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 779e3b2f5f85239bdafff27f4973bbe03eaebb1c23a4b4d9ab9928d21f8d2e98
[INFO] running `Command { std: "docker" "start" "-a" "779e3b2f5f85239bdafff27f4973bbe03eaebb1c23a4b4d9ab9928d21f8d2e98", kill_on_drop: false }`
[INFO] [stderr]    Compiling matt-parkers-maths-puzzles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "779e3b2f5f85239bdafff27f4973bbe03eaebb1c23a4b4d9ab9928d21f8d2e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779e3b2f5f85239bdafff27f4973bbe03eaebb1c23a4b4d9ab9928d21f8d2e98", kill_on_drop: false }`
[INFO] [stdout] 779e3b2f5f85239bdafff27f4973bbe03eaebb1c23a4b4d9ab9928d21f8d2e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 8cdd4dec3da61b8489358720d4f8fd1199eb84b652ad49fa78fddce5aa3ab958
[INFO] running `Command { std: "docker" "start" "-a" "8cdd4dec3da61b8489358720d4f8fd1199eb84b652ad49fa78fddce5aa3ab958", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matt_parkers_maths_puzzles-480908643b443db3)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test card::tests::solve ... ok
[INFO] [stdout] test card::tests::verify ... ok
[INFO] [stdout] test spinning_table::tests::without_redundant_solutions ... ok
[INFO] [stdout] test spinning_table::tests::with_redundant_solutions ... ok
[INFO] [stdout] test scrabble::tests::solution_count ... ok
[INFO] [stdout] test scrabble::tests::solution_list ... ok
[INFO] [stdout] test spinning_table::tests::with_even_number_of_seats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cdd4dec3da61b8489358720d4f8fd1199eb84b652ad49fa78fddce5aa3ab958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cdd4dec3da61b8489358720d4f8fd1199eb84b652ad49fa78fddce5aa3ab958", kill_on_drop: false }`
[INFO] [stdout] 8cdd4dec3da61b8489358720d4f8fd1199eb84b652ad49fa78fddce5aa3ab958