[INFO] updating cached repository https://github.com/Keirua/perfmon
[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] 837a986290cb48cb893acb746f069425bda1ff86
[INFO] testing Keirua/perfmon 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%2FKeirua%2Fperfmon" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keirua/perfmon 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/Keirua/perfmon
[INFO] finished tweaking git repo https://github.com/Keirua/perfmon
[INFO] tweaked toml for git repo https://github.com/Keirua/perfmon written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Keirua/perfmon 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 85f2f1a49c9de8a9f9c2ba516e20431dceeba1943c87c7f28cac7edd9dd61a57
[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" "85f2f1a49c9de8a9f9c2ba516e20431dceeba1943c87c7f28cac7edd9dd61a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85f2f1a49c9de8a9f9c2ba516e20431dceeba1943c87c7f28cac7edd9dd61a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f2f1a49c9de8a9f9c2ba516e20431dceeba1943c87c7f28cac7edd9dd61a57", kill_on_drop: false }`
[INFO] [stdout] 85f2f1a49c9de8a9f9c2ba516e20431dceeba1943c87c7f28cac7edd9dd61a57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6a8cef3a3a817b1c9b96ed0cc2b6ab768b915d805c1ecd5ecd9275cf1a9cbedc
[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" "6a8cef3a3a817b1c9b96ed0cc2b6ab768b915d805c1ecd5ecd9275cf1a9cbedc", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling curl v0.4.24
[INFO] [stderr]    Compiling isahc v0.7.4
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling curl-sys v0.4.21
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling perfmonitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/monitoring_data.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     headers: &'a HeaderMap<HeaderValue>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.82s
[INFO] running `Command { std: "docker" "inspect" "6a8cef3a3a817b1c9b96ed0cc2b6ab768b915d805c1ecd5ecd9275cf1a9cbedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8cef3a3a817b1c9b96ed0cc2b6ab768b915d805c1ecd5ecd9275cf1a9cbedc", kill_on_drop: false }`
[INFO] [stdout] 6a8cef3a3a817b1c9b96ed0cc2b6ab768b915d805c1ecd5ecd9275cf1a9cbedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d617ea2664e769b5325b1e86a5cc24f904d2352c98e2489985e0f5a96f7cbbe9
[INFO] running `Command { std: "docker" "start" "-a" "d617ea2664e769b5325b1e86a5cc24f904d2352c98e2489985e0f5a96f7cbbe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfmonitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/monitoring_data.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     headers: &'a HeaderMap<HeaderValue>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "d617ea2664e769b5325b1e86a5cc24f904d2352c98e2489985e0f5a96f7cbbe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d617ea2664e769b5325b1e86a5cc24f904d2352c98e2489985e0f5a96f7cbbe9", kill_on_drop: false }`
[INFO] [stdout] d617ea2664e769b5325b1e86a5cc24f904d2352c98e2489985e0f5a96f7cbbe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ad9addbc99545e8986f4146aad726427dfa19e6f6c7595bd3e7f5cd1127834d4
[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" "ad9addbc99545e8986f4146aad726427dfa19e6f6c7595bd3e7f5cd1127834d4", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `headers`
[INFO] [stderr]  --> src/monitoring_data.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     headers: &'a HeaderMap<HeaderValue>,
[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 test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/perfmonitor-3cd5f3f7bae0f7b4
[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" "ad9addbc99545e8986f4146aad726427dfa19e6f6c7595bd3e7f5cd1127834d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9addbc99545e8986f4146aad726427dfa19e6f6c7595bd3e7f5cd1127834d4", kill_on_drop: false }`
[INFO] [stdout] ad9addbc99545e8986f4146aad726427dfa19e6f6c7595bd3e7f5cd1127834d4