[INFO] updating cached repository https://github.com/MindFlavor/prometheus_iota_exporter
[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] b632eaede4f81ee4861efe228557f818b4e3ef84
[INFO] testing MindFlavor/prometheus_iota_exporter against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_iota_exporter" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MindFlavor/prometheus_iota_exporter on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MindFlavor/prometheus_iota_exporter
[INFO] finished tweaking git repo https://github.com/MindFlavor/prometheus_iota_exporter
[INFO] tweaked toml for git repo https://github.com/MindFlavor/prometheus_iota_exporter written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/MindFlavor/prometheus_iota_exporter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e3b9e12f1e3e178b496757dafba3de5304a9d7693ae37fa1831d316ce030bc9
[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" "1e3b9e12f1e3e178b496757dafba3de5304a9d7693ae37fa1831d316ce030bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e3b9e12f1e3e178b496757dafba3de5304a9d7693ae37fa1831d316ce030bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3b9e12f1e3e178b496757dafba3de5304a9d7693ae37fa1831d316ce030bc9", kill_on_drop: false }`
[INFO] [stdout] 1e3b9e12f1e3e178b496757dafba3de5304a9d7693ae37fa1831d316ce030bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83318e670b9c0099da14e37acb7be700fce28dfe0f7a77d8c4e272ecef535e8b
[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" "83318e670b9c0099da14e37acb7be700fce28dfe0f7a77d8c4e272ecef535e8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling string v0.2.0
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.23
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling prometheus_exporter_base v0.2.1
[INFO] [stderr]    Compiling prometheus_iota_exporter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "83318e670b9c0099da14e37acb7be700fce28dfe0f7a77d8c4e272ecef535e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83318e670b9c0099da14e37acb7be700fce28dfe0f7a77d8c4e272ecef535e8b", kill_on_drop: false }`
[INFO] [stdout] 83318e670b9c0099da14e37acb7be700fce28dfe0f7a77d8c4e272ecef535e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 420f16d5294b58d7719e8a62a8420275b0fd9d9a80d54a5092a8f1c32afceed8
[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" "420f16d5294b58d7719e8a62a8420275b0fd9d9a80d54a5092a8f1c32afceed8", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus_iota_exporter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "420f16d5294b58d7719e8a62a8420275b0fd9d9a80d54a5092a8f1c32afceed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420f16d5294b58d7719e8a62a8420275b0fd9d9a80d54a5092a8f1c32afceed8", kill_on_drop: false }`
[INFO] [stdout] 420f16d5294b58d7719e8a62a8420275b0fd9d9a80d54a5092a8f1c32afceed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3a0b8783e7ff5b9372c0796d7c85dd92cd719466baea95ab53e3d0d79d69970
[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" "f3a0b8783e7ff5b9372c0796d7c85dd92cd719466baea95ab53e3d0d79d69970", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |         .author(crate_authors!("\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |         .author(crate_authors!("\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prometheus_iota_exporter-91f06e114a566e44
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test get_neighbors::tests::test_parse ... ok
[INFO] [stdout] test node_info::tests::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3a0b8783e7ff5b9372c0796d7c85dd92cd719466baea95ab53e3d0d79d69970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a0b8783e7ff5b9372c0796d7c85dd92cd719466baea95ab53e3d0d79d69970", kill_on_drop: false }`
[INFO] [stdout] f3a0b8783e7ff5b9372c0796d7c85dd92cd719466baea95ab53e3d0d79d69970