[INFO] updating cached repository https://github.com/mandober/rust-maybe-type
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a30396b6d4105cda4807018011c782afe17ebbd
[INFO] testing mandober/rust-maybe-type 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%2Fmandober%2Frust-maybe-type" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mandober/rust-maybe-type 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/mandober/rust-maybe-type
[INFO] finished tweaking git repo https://github.com/mandober/rust-maybe-type
[INFO] tweaked toml for git repo https://github.com/mandober/rust-maybe-type written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mandober/rust-maybe-type 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bb1aad6653934dfcba2216bf8888caac24c3e80d2c126132c02e076d6078e1b4
[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" "bb1aad6653934dfcba2216bf8888caac24c3e80d2c126132c02e076d6078e1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1aad6653934dfcba2216bf8888caac24c3e80d2c126132c02e076d6078e1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1aad6653934dfcba2216bf8888caac24c3e80d2c126132c02e076d6078e1b4", kill_on_drop: false }`
[INFO] [stdout] bb1aad6653934dfcba2216bf8888caac24c3e80d2c126132c02e076d6078e1b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ad88144dca8e6addd951e1ed3b5c854ec08769b2c69ab0b927873447a54c6280
[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" "ad88144dca8e6addd951e1ed3b5c854ec08769b2c69ab0b927873447a54c6280", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ad88144dca8e6addd951e1ed3b5c854ec08769b2c69ab0b927873447a54c6280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad88144dca8e6addd951e1ed3b5c854ec08769b2c69ab0b927873447a54c6280", kill_on_drop: false }`
[INFO] [stdout] ad88144dca8e6addd951e1ed3b5c854ec08769b2c69ab0b927873447a54c6280
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 52e52e5624a068396c3c4c21c943b35a44eb5e0c6dd1680b41fbf9423a526b82
[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" "52e52e5624a068396c3c4c21c943b35a44eb5e0c6dd1680b41fbf9423a526b82", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "52e52e5624a068396c3c4c21c943b35a44eb5e0c6dd1680b41fbf9423a526b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e52e5624a068396c3c4c21c943b35a44eb5e0c6dd1680b41fbf9423a526b82", kill_on_drop: false }`
[INFO] [stdout] 52e52e5624a068396c3c4c21c943b35a44eb5e0c6dd1680b41fbf9423a526b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8d7dc56dd4d5b0b80690bd36f6cbecb908329585b6d9e77dd59f77e463186138
[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" "8d7dc56dd4d5b0b80690bd36f6cbecb908329585b6d9e77dd59f77e463186138", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 16 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/maybe-0bc7245db71e9588
[INFO] [stdout] test maybe::test::and_then ... ok
[INFO] [stdout] test maybe::test::fuzzy ... ok
[INFO] [stdout] test maybe::test::get_or_insert ... ok
[INFO] [stdout] test maybe::test::cloned ... ok
[INFO] [stdout] test maybe::test::inner ... ok
[INFO] [stdout] test maybe::test::iter ... ok
[INFO] [stdout] test maybe::test::unwrap_or ... ok
[INFO] [stdout] test maybe::test::and ... ok
[INFO] [stdout] test maybe::test::maps ... ok
[INFO] [stdout] test maybe::test::taken ... ok
[INFO] [stdout] test maybe::test::is_just_or_nothing ... ok
[INFO] [stdout] test maybe::test::as_ref ... ok
[INFO] [stdout] test maybe::test::as_mut ... ok
[INFO] [stdout] test maybe::test::unwrap_or_default ... ok
[INFO] [stdout] test maybe::test::unwrap_or_else ... ok
[INFO] [stdout] test maybe::test::unwrap_fails ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d7dc56dd4d5b0b80690bd36f6cbecb908329585b6d9e77dd59f77e463186138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7dc56dd4d5b0b80690bd36f6cbecb908329585b6d9e77dd59f77e463186138", kill_on_drop: false }`
[INFO] [stdout] 8d7dc56dd4d5b0b80690bd36f6cbecb908329585b6d9e77dd59f77e463186138