[INFO] updating cached repository https://github.com/xoac/u8-selector
[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] 75b9870d863afe15d3cd7f39105884323b2c15f3
[INFO] testing xoac/u8-selector against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoac%2Fu8-selector" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xoac/u8-selector on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/xoac/u8-selector
[INFO] finished tweaking git repo https://github.com/xoac/u8-selector
[INFO] tweaked toml for git repo https://github.com/xoac/u8-selector written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/xoac/u8-selector already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] 897ba6c5f25f7b4c757103fc066ed76641646c226887656da06f2a2dc4435e1e
[INFO] running `"docker" "start" "-a" "897ba6c5f25f7b4c757103fc066ed76641646c226887656da06f2a2dc4435e1e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.1
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling serialport v2.3.0
[INFO] [stderr]    Compiling mio-serial v0.8.0
[INFO] [stderr]    Compiling tokio-serial v0.8.0
[INFO] [stderr]    Compiling u8-selector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `"docker" "inspect" "897ba6c5f25f7b4c757103fc066ed76641646c226887656da06f2a2dc4435e1e"`
[INFO] running `"docker" "rm" "-f" "897ba6c5f25f7b4c757103fc066ed76641646c226887656da06f2a2dc4435e1e"`
[INFO] [stdout] 897ba6c5f25f7b4c757103fc066ed76641646c226887656da06f2a2dc4435e1e
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3c76b0333c91f7f200b53dad87c69c01db4465228c3a5ae8e02c8528b1c124f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3c76b0333c91f7f200b53dad87c69c01db4465228c3a5ae8e02c8528b1c124f6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling pretty_env_logger v0.2.3
[INFO] [stderr]    Compiling u8-selector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.03s
[INFO] running `"docker" "inspect" "3c76b0333c91f7f200b53dad87c69c01db4465228c3a5ae8e02c8528b1c124f6"`
[INFO] running `"docker" "rm" "-f" "3c76b0333c91f7f200b53dad87c69c01db4465228c3a5ae8e02c8528b1c124f6"`
[INFO] [stdout] 3c76b0333c91f7f200b53dad87c69c01db4465228c3a5ae8e02c8528b1c124f6
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] a61c9ad739fa25be8ace7287f0c587ae7a2f687aa09eb031a8f694c6a928d99a
[INFO] running `"docker" "start" "-a" "a61c9ad739fa25be8ace7287f0c587ae7a2f687aa09eb031a8f694c6a928d99a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/u8_selector-333a9659baf60528
[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] [stderr]    Doc-tests u8-selector
[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" "a61c9ad739fa25be8ace7287f0c587ae7a2f687aa09eb031a8f694c6a928d99a"`
[INFO] running `"docker" "rm" "-f" "a61c9ad739fa25be8ace7287f0c587ae7a2f687aa09eb031a8f694c6a928d99a"`
[INFO] [stdout] a61c9ad739fa25be8ace7287f0c587ae7a2f687aa09eb031a8f694c6a928d99a