[INFO] cloning repository https://github.com/hmc-memsafe-2016f/wk5-solution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmc-memsafe-2016f/wk5-solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmc-memsafe-2016f%2Fwk5-solution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmc-memsafe-2016f%2Fwk5-solution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a81e234c7c0fc4679f72cb33331044e96ab008a
[INFO] testing hmc-memsafe-2016f/wk5-solution against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmc-memsafe-2016f%2Fwk5-solution" "/workspace/builds/worker-113/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-113/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hmc-memsafe-2016f/wk5-solution on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hmc-memsafe-2016f/wk5-solution
[INFO] finished tweaking git repo https://github.com/hmc-memsafe-2016f/wk5-solution
[INFO] tweaked toml for git repo https://github.com/hmc-memsafe-2016f/wk5-solution written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate git repo https://github.com/hmc-memsafe-2016f/wk5-solution already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2befde229713880da369d4e9a07a898a41c717c970f32d0ba3cfc02d6bba5f2
[INFO] running `Command { std: "docker" "start" "-a" "a2befde229713880da369d4e9a07a898a41c717c970f32d0ba3cfc02d6bba5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2befde229713880da369d4e9a07a898a41c717c970f32d0ba3cfc02d6bba5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2befde229713880da369d4e9a07a898a41c717c970f32d0ba3cfc02d6bba5f2", kill_on_drop: false }`
[INFO] [stdout] a2befde229713880da369d4e9a07a898a41c717c970f32d0ba3cfc02d6bba5f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2266af175e91932a7161c4670c46554998de8fcace5ec90d04653864226d6cc8
[INFO] running `Command { std: "docker" "start" "-a" "2266af175e91932a7161c4670c46554998de8fcace5ec90d04653864226d6cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wk5-solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "2266af175e91932a7161c4670c46554998de8fcace5ec90d04653864226d6cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2266af175e91932a7161c4670c46554998de8fcace5ec90d04653864226d6cc8", kill_on_drop: false }`
[INFO] [stdout] 2266af175e91932a7161c4670c46554998de8fcace5ec90d04653864226d6cc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11c443ceb1bad6034f652d13bbd6d51e7ba084c21873ac55274de58f7e1b63b8
[INFO] running `Command { std: "docker" "start" "-a" "11c443ceb1bad6034f652d13bbd6d51e7ba084c21873ac55274de58f7e1b63b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wk5-solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "11c443ceb1bad6034f652d13bbd6d51e7ba084c21873ac55274de58f7e1b63b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c443ceb1bad6034f652d13bbd6d51e7ba084c21873ac55274de58f7e1b63b8", kill_on_drop: false }`
[INFO] [stdout] 11c443ceb1bad6034f652d13bbd6d51e7ba084c21873ac55274de58f7e1b63b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7051c2c0e3d26258e4b788036d329b19cc901f441ac82a17dbc72643ae48862
[INFO] running `Command { std: "docker" "start" "-a" "a7051c2c0e3d26258e4b788036d329b19cc901f441ac82a17dbc72643ae48862", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wk5_solution-037b536c8ebc6948)
[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] running `Command { std: "docker" "inspect" "a7051c2c0e3d26258e4b788036d329b19cc901f441ac82a17dbc72643ae48862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7051c2c0e3d26258e4b788036d329b19cc901f441ac82a17dbc72643ae48862", kill_on_drop: false }`
[INFO] [stdout] a7051c2c0e3d26258e4b788036d329b19cc901f441ac82a17dbc72643ae48862