[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 beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraGag%2Fmatt-parkers-maths-puzzles" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FraGag/matt-parkers-maths-puzzles 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/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-0/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" "+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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] b18da26a1262b44628d502cfaf0473520b06f459161e3fbd010d8282b94254c6
[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" "b18da26a1262b44628d502cfaf0473520b06f459161e3fbd010d8282b94254c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18da26a1262b44628d502cfaf0473520b06f459161e3fbd010d8282b94254c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18da26a1262b44628d502cfaf0473520b06f459161e3fbd010d8282b94254c6", kill_on_drop: false }`
[INFO] [stdout] b18da26a1262b44628d502cfaf0473520b06f459161e3fbd010d8282b94254c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 85804c992baa2158685432ed8fc84a8476e1e1792c0c0ca083f14c2957a9b442
[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" "85804c992baa2158685432ed8fc84a8476e1e1792c0c0ca083f14c2957a9b442", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[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 unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[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 41.46s
[INFO] running `Command { std: "docker" "inspect" "85804c992baa2158685432ed8fc84a8476e1e1792c0c0ca083f14c2957a9b442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85804c992baa2158685432ed8fc84a8476e1e1792c0c0ca083f14c2957a9b442", kill_on_drop: false }`
[INFO] [stdout] 85804c992baa2158685432ed8fc84a8476e1e1792c0c0ca083f14c2957a9b442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 99c4aac35a192e16db4e4bbfa16aafa1739c658be1f26585291fe1e698f27acd
[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" "99c4aac35a192e16db4e4bbfa16aafa1739c658be1f26585291fe1e698f27acd", 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 2.71s
[INFO] running `Command { std: "docker" "inspect" "99c4aac35a192e16db4e4bbfa16aafa1739c658be1f26585291fe1e698f27acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c4aac35a192e16db4e4bbfa16aafa1739c658be1f26585291fe1e698f27acd", kill_on_drop: false }`
[INFO] [stdout] 99c4aac35a192e16db4e4bbfa16aafa1739c658be1f26585291fe1e698f27acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2db04ea1bcf532417e8eee669bf45513a4bd8528a7c2f00527bc73d34ddf58f4
[INFO] running `Command { std: "docker" "start" "-a" "2db04ea1bcf532417e8eee669bf45513a4bd8528a7c2f00527bc73d34ddf58f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/matt_parkers_maths_puzzles-69b834ddabc47635
[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::with_redundant_solutions ... ok
[INFO] [stdout] test spinning_table::tests::without_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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2db04ea1bcf532417e8eee669bf45513a4bd8528a7c2f00527bc73d34ddf58f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db04ea1bcf532417e8eee669bf45513a4bd8528a7c2f00527bc73d34ddf58f4", kill_on_drop: false }`
[INFO] [stdout] 2db04ea1bcf532417e8eee669bf45513a4bd8528a7c2f00527bc73d34ddf58f4