[INFO] cloning repository https://github.com/MicroJoe/rmatrix
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MicroJoe/rmatrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicroJoe%2Frmatrix"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicroJoe%2Frmatrix'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52506714448a41de35353162c64de33266acce43
[INFO] testing MicroJoe/rmatrix against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicroJoe%2Frmatrix" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MicroJoe/rmatrix on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MicroJoe/rmatrix
[INFO] finished tweaking git repo https://github.com/MicroJoe/rmatrix
[INFO] tweaked toml for git repo https://github.com/MicroJoe/rmatrix written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/MicroJoe/rmatrix already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e8d14460a32326a36e3cd0854b2fb6fad7cce90782f6607fcc933850e6b69c6
[INFO] running `"docker" "start" "-a" "7e8d14460a32326a36e3cd0854b2fb6fad7cce90782f6607fcc933850e6b69c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rmatrix v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `id`
[INFO] [stderr]   --> src/matrix.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn id(w: usize) -> Matrix {
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "7e8d14460a32326a36e3cd0854b2fb6fad7cce90782f6607fcc933850e6b69c6"`
[INFO] running `"docker" "rm" "-f" "7e8d14460a32326a36e3cd0854b2fb6fad7cce90782f6607fcc933850e6b69c6"`
[INFO] [stdout] 7e8d14460a32326a36e3cd0854b2fb6fad7cce90782f6607fcc933850e6b69c6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f40823fe5dcbc6769f2b4be542a875ed648db7907e5ef355dd3617ee968be7d
[INFO] running `"docker" "start" "-a" "0f40823fe5dcbc6769f2b4be542a875ed648db7907e5ef355dd3617ee968be7d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rmatrix v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "0f40823fe5dcbc6769f2b4be542a875ed648db7907e5ef355dd3617ee968be7d"`
[INFO] running `"docker" "rm" "-f" "0f40823fe5dcbc6769f2b4be542a875ed648db7907e5ef355dd3617ee968be7d"`
[INFO] [stdout] 0f40823fe5dcbc6769f2b4be542a875ed648db7907e5ef355dd3617ee968be7d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9f20eaea53ac32b3483f815c6b9253e5e11d7d13908762286b1d9a3129679ad
[INFO] running `"docker" "start" "-a" "e9f20eaea53ac32b3483f815c6b9253e5e11d7d13908762286b1d9a3129679ad"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rmatrix-1521aa020cf15fd8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test matrix::test_mult_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e9f20eaea53ac32b3483f815c6b9253e5e11d7d13908762286b1d9a3129679ad"`
[INFO] running `"docker" "rm" "-f" "e9f20eaea53ac32b3483f815c6b9253e5e11d7d13908762286b1d9a3129679ad"`
[INFO] [stdout] e9f20eaea53ac32b3483f815c6b9253e5e11d7d13908762286b1d9a3129679ad