[INFO] updating cached repository https://github.com/maxjoehnk/pi-system-logger
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94ca43bdba3ea46c2537c5938f06c28dc6df266e
[INFO] testing maxjoehnk/pi-system-logger against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Fpi-system-logger" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxjoehnk/pi-system-logger 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/maxjoehnk/pi-system-logger
[INFO] finished tweaking git repo https://github.com/maxjoehnk/pi-system-logger
[INFO] tweaked toml for git repo https://github.com/maxjoehnk/pi-system-logger written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/maxjoehnk/pi-system-logger 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c16d89b48a45a381ec581279638a502ba61fc543ed11708464c2b73ec15ccf3d
[INFO] running `"docker" "start" "-a" "c16d89b48a45a381ec581279638a502ba61fc543ed11708464c2b73ec15ccf3d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling strum v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling strum_macros v0.10.0
[INFO] [stderr]    Compiling influent v0.4.1
[INFO] [stderr]    Compiling pi-system-logging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `err_msg`
[INFO] [stderr]  --> src/voltage.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Error, err_msg};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.24s
[INFO] running `"docker" "inspect" "c16d89b48a45a381ec581279638a502ba61fc543ed11708464c2b73ec15ccf3d"`
[INFO] running `"docker" "rm" "-f" "c16d89b48a45a381ec581279638a502ba61fc543ed11708464c2b73ec15ccf3d"`
[INFO] [stdout] c16d89b48a45a381ec581279638a502ba61fc543ed11708464c2b73ec15ccf3d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f7d928efe77618ce5c9b68504ee2a8ceb5039ab8529b2adc2ecc42d0a71297be
[INFO] running `"docker" "start" "-a" "f7d928efe77618ce5c9b68504ee2a8ceb5039ab8529b2adc2ecc42d0a71297be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pi-system-logging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `err_msg`
[INFO] [stderr]  --> src/voltage.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Error, err_msg};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "f7d928efe77618ce5c9b68504ee2a8ceb5039ab8529b2adc2ecc42d0a71297be"`
[INFO] running `"docker" "rm" "-f" "f7d928efe77618ce5c9b68504ee2a8ceb5039ab8529b2adc2ecc42d0a71297be"`
[INFO] [stdout] f7d928efe77618ce5c9b68504ee2a8ceb5039ab8529b2adc2ecc42d0a71297be
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e04ebd68c5a101bbd2b8b83e54e87460ccacd01ccaa5350e662ec27490116eb8
[INFO] running `"docker" "start" "-a" "e04ebd68c5a101bbd2b8b83e54e87460ccacd01ccaa5350e662ec27490116eb8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `err_msg`
[INFO] [stderr]  --> src/voltage.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Error, err_msg};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pi_system_logging-7f4b36e49b143474
[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" "e04ebd68c5a101bbd2b8b83e54e87460ccacd01ccaa5350e662ec27490116eb8"`
[INFO] running `"docker" "rm" "-f" "e04ebd68c5a101bbd2b8b83e54e87460ccacd01ccaa5350e662ec27490116eb8"`
[INFO] [stdout] e04ebd68c5a101bbd2b8b83e54e87460ccacd01ccaa5350e662ec27490116eb8