[INFO] crate serial-monitor 0.0.5 is already in cache
[INFO] testing serial-monitor-0.0.5 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate serial-monitor 0.0.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serial-monitor 0.0.5 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 crates.io crate serial-monitor 0.0.5
[INFO] finished tweaking crates.io crate serial-monitor 0.0.5
[INFO] tweaked toml for crates.io crate serial-monitor 0.0.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate serial-monitor 0.0.5 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] de73b572058f39e005b1f37a5c6d2fdfbbd1466ab339bb5f8bfa0f0e3868d477
[INFO] running `"docker" "start" "-a" "de73b572058f39e005b1f37a5c6d2fdfbbd1466ab339bb5f8bfa0f0e3868d477"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling wildmatch v1.0.9
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling signal-hook v0.1.13
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling mio-serial v3.3.1
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling crossterm v0.17.3
[INFO] [stderr]    Compiling tokio-serial v4.3.3
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling serial-monitor v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.55s
[INFO] running `"docker" "inspect" "de73b572058f39e005b1f37a5c6d2fdfbbd1466ab339bb5f8bfa0f0e3868d477"`
[INFO] running `"docker" "rm" "-f" "de73b572058f39e005b1f37a5c6d2fdfbbd1466ab339bb5f8bfa0f0e3868d477"`
[INFO] [stdout] de73b572058f39e005b1f37a5c6d2fdfbbd1466ab339bb5f8bfa0f0e3868d477
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 270c08b5322ced3344ffe07023ffef69ac0850d655a5a5ea00f627f713d1675a
[INFO] running `"docker" "start" "-a" "270c08b5322ced3344ffe07023ffef69ac0850d655a5a5ea00f627f713d1675a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serial-monitor v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "270c08b5322ced3344ffe07023ffef69ac0850d655a5a5ea00f627f713d1675a"`
[INFO] running `"docker" "rm" "-f" "270c08b5322ced3344ffe07023ffef69ac0850d655a5a5ea00f627f713d1675a"`
[INFO] [stdout] 270c08b5322ced3344ffe07023ffef69ac0850d655a5a5ea00f627f713d1675a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5063d1b3eec466238d8dca84f55aaa0209df95ba5d0c5dd830cc67becdba394f
[INFO] running `"docker" "start" "-a" "5063d1b3eec466238d8dca84f55aaa0209df95ba5d0c5dd830cc67becdba394f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serial_monitor-4a127d5309cdaa42
[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" "5063d1b3eec466238d8dca84f55aaa0209df95ba5d0c5dd830cc67becdba394f"`
[INFO] running `"docker" "rm" "-f" "5063d1b3eec466238d8dca84f55aaa0209df95ba5d0c5dd830cc67becdba394f"`
[INFO] [stdout] 5063d1b3eec466238d8dca84f55aaa0209df95ba5d0c5dd830cc67becdba394f