[INFO] cloning repository https://github.com/justinian/loadavg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinian/loadavg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinian%2Floadavg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinian%2Floadavg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b11f92f78d8f6113c23a66929906396ab7a51462
[INFO] testing justinian/loadavg 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%2Fjustinian%2Floadavg" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/justinian/loadavg 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/justinian/loadavg
[INFO] finished tweaking git repo https://github.com/justinian/loadavg
[INFO] tweaked toml for git repo https://github.com/justinian/loadavg written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/justinian/loadavg 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] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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_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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6f78dee232fbbac2fbdb943e2c3f55d0c260fb1292e5be76c8de005bf01d95d4
[INFO] running `Command { std: "docker" "start" "-a" "6f78dee232fbbac2fbdb943e2c3f55d0c260fb1292e5be76c8de005bf01d95d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f78dee232fbbac2fbdb943e2c3f55d0c260fb1292e5be76c8de005bf01d95d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f78dee232fbbac2fbdb943e2c3f55d0c260fb1292e5be76c8de005bf01d95d4", kill_on_drop: false }`
[INFO] [stdout] 6f78dee232fbbac2fbdb943e2c3f55d0c260fb1292e5be76c8de005bf01d95d4
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4943229d79396acfadd9c04876af92b7912a8c4d1c24cce37f2728b8f7ada1e0
[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" "4943229d79396acfadd9c04876af92b7912a8c4d1c24cce37f2728b8f7ada1e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling loadavg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[f64]`, which is not FFI-safe
[INFO] [stdout]  --> src/main.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn getloadavg(loadavg: &[f64], nelem: i32) -> i32;
[INFO] [stdout]   |                            ^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]   = help: consider using a raw pointer instead
[INFO] [stdout]   = note: slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "4943229d79396acfadd9c04876af92b7912a8c4d1c24cce37f2728b8f7ada1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4943229d79396acfadd9c04876af92b7912a8c4d1c24cce37f2728b8f7ada1e0", kill_on_drop: false }`
[INFO] [stdout] 4943229d79396acfadd9c04876af92b7912a8c4d1c24cce37f2728b8f7ada1e0
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] ba5578c6d1fcc223cb0c5cc27c6abc909ea0c8cb5466c5b7921d0fd7c98ae40c
[INFO] running `Command { std: "docker" "start" "-a" "ba5578c6d1fcc223cb0c5cc27c6abc909ea0c8cb5466c5b7921d0fd7c98ae40c", kill_on_drop: false }`
[INFO] [stderr]    Compiling loadavg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[f64]`, which is not FFI-safe
[INFO] [stdout]  --> src/main.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn getloadavg(loadavg: &[f64], nelem: i32) -> i32;
[INFO] [stdout]   |                            ^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]   = help: consider using a raw pointer instead
[INFO] [stdout]   = note: slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ba5578c6d1fcc223cb0c5cc27c6abc909ea0c8cb5466c5b7921d0fd7c98ae40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5578c6d1fcc223cb0c5cc27c6abc909ea0c8cb5466c5b7921d0fd7c98ae40c", kill_on_drop: false }`
[INFO] [stdout] ba5578c6d1fcc223cb0c5cc27c6abc909ea0c8cb5466c5b7921d0fd7c98ae40c
[INFO] running `Command { std: "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@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] 227ef9fe12a2e774d7014a627e672ca28f3f8e2e7a3730cad86f3a41cdf9d1ae
[INFO] running `Command { std: "docker" "start" "-a" "227ef9fe12a2e774d7014a627e672ca28f3f8e2e7a3730cad86f3a41cdf9d1ae", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` block uses type `[f64]`, which is not FFI-safe
[INFO] [stderr]  --> src/main.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn getloadavg(loadavg: &[f64], nelem: i32) -> i32;
[INFO] [stderr]   |                            ^^^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]   = help: consider using a raw pointer instead
[INFO] [stderr]   = note: slices have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loadavg-757963b509995e25
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "227ef9fe12a2e774d7014a627e672ca28f3f8e2e7a3730cad86f3a41cdf9d1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227ef9fe12a2e774d7014a627e672ca28f3f8e2e7a3730cad86f3a41cdf9d1ae", kill_on_drop: false }`
[INFO] [stdout] 227ef9fe12a2e774d7014a627e672ca28f3f8e2e7a3730cad86f3a41cdf9d1ae