[INFO] updating cached repository eeeeeta/netdata-irker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eeeeeta/netdata-irker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eeeeeta/netdata-irker" "work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eeeeeta/netdata-irker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eeeeeta/netdata-irker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eeeeeta/netdata-irker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12d01907fc81fbf7ab1c1d4352e481c1c4ba755a
[INFO] sha for GitHub repo eeeeeta/netdata-irker: 12d01907fc81fbf7ab1c1d4352e481c1c4ba755a
[INFO] validating manifest of eeeeeta/netdata-irker on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eeeeeta/netdata-irker on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing eeeeeta/netdata-irker
[INFO] finished frobbing eeeeeta/netdata-irker
[INFO] frobbed toml for eeeeeta/netdata-irker written to work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker/Cargo.toml
[INFO] started frobbing eeeeeta/netdata-irker
[INFO] finished frobbing eeeeeta/netdata-irker
[INFO] frobbed toml for eeeeeta/netdata-irker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eeeeeta/netdata-irker/Cargo.toml
[INFO] crate eeeeeta/netdata-irker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing eeeeeta/netdata-irker against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4ad813c55fbdbaa0f4e2e3e0dbab3867083a7f5b680c1e8ee30da814b9143e29
[INFO] running `"docker" "start" "-a" "4ad813c55fbdbaa0f4e2e3e0dbab3867083a7f5b680c1e8ee30da814b9143e29"`
[INFO] [stderr]    Compiling serde v1.0.62
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.22
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.62
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.18
[INFO] [stderr]    Compiling netdata-irker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.75s
[INFO] running `"docker" "inspect" "4ad813c55fbdbaa0f4e2e3e0dbab3867083a7f5b680c1e8ee30da814b9143e29"`
[INFO] running `"docker" "rm" "-f" "4ad813c55fbdbaa0f4e2e3e0dbab3867083a7f5b680c1e8ee30da814b9143e29"`
[INFO] [stdout] 4ad813c55fbdbaa0f4e2e3e0dbab3867083a7f5b680c1e8ee30da814b9143e29
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7e754ebf89c9e241a691578aed96a610177c223af0698acfd47dab57798cf68
[INFO] running `"docker" "start" "-a" "e7e754ebf89c9e241a691578aed96a610177c223af0698acfd47dab57798cf68"`
[INFO] [stderr]    Compiling netdata-irker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "e7e754ebf89c9e241a691578aed96a610177c223af0698acfd47dab57798cf68"`
[INFO] running `"docker" "rm" "-f" "e7e754ebf89c9e241a691578aed96a610177c223af0698acfd47dab57798cf68"`
[INFO] [stdout] e7e754ebf89c9e241a691578aed96a610177c223af0698acfd47dab57798cf68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/eeeeeta/netdata-irker:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e43d9c8113878f7c8c4bfb1cceae4e0c764ac693c67067d1e9ac0ae2e7b8798a
[INFO] running `"docker" "start" "-a" "e43d9c8113878f7c8c4bfb1cceae4e0c764ac693c67067d1e9ac0ae2e7b8798a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netdata_irker-1e63b24d1237b623
[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 `"docker" "inspect" "e43d9c8113878f7c8c4bfb1cceae4e0c764ac693c67067d1e9ac0ae2e7b8798a"`
[INFO] running `"docker" "rm" "-f" "e43d9c8113878f7c8c4bfb1cceae4e0c764ac693c67067d1e9ac0ae2e7b8798a"`
[INFO] [stdout] e43d9c8113878f7c8c4bfb1cceae4e0c764ac693c67067d1e9ac0ae2e7b8798a