[INFO] fetching crate stakker_mio 0.2.3...
[INFO] testing stakker_mio-0.2.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stakker_mio 0.2.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stakker_mio 0.2.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker_mio 0.2.3
[INFO] finished tweaking crates.io crate stakker_mio 0.2.3
[INFO] tweaked toml for crates.io crate stakker_mio 0.2.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate stakker_mio 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8376ad16d79714b2bf4edc80345f74891c7bd72d0b85c3f758dab2b21b6e0725
[INFO] running `Command { std: "docker" "start" "-a" "8376ad16d79714b2bf4edc80345f74891c7bd72d0b85c3f758dab2b21b6e0725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8376ad16d79714b2bf4edc80345f74891c7bd72d0b85c3f758dab2b21b6e0725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8376ad16d79714b2bf4edc80345f74891c7bd72d0b85c3f758dab2b21b6e0725", kill_on_drop: false }`
[INFO] [stdout] 8376ad16d79714b2bf4edc80345f74891c7bd72d0b85c3f758dab2b21b6e0725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d1516a4fb470d816f9211ca920dac02d4fd57140756c0576eeef0feb4cfd53
[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" "26d1516a4fb470d816f9211ca920dac02d4fd57140756c0576eeef0feb4cfd53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling qcell v0.4.3
[INFO] [stderr]    Compiling stakker v0.2.4
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling stakker_mio v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "26d1516a4fb470d816f9211ca920dac02d4fd57140756c0576eeef0feb4cfd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d1516a4fb470d816f9211ca920dac02d4fd57140756c0576eeef0feb4cfd53", kill_on_drop: false }`
[INFO] [stdout] 26d1516a4fb470d816f9211ca920dac02d4fd57140756c0576eeef0feb4cfd53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 482b0e5a25fa3bc7c4b43d132811809cf33bb2a33fd673dc362f88bb68af2e21
[INFO] running `Command { std: "docker" "start" "-a" "482b0e5a25fa3bc7c4b43d132811809cf33bb2a33fd673dc362f88bb68af2e21", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakker_mio v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "482b0e5a25fa3bc7c4b43d132811809cf33bb2a33fd673dc362f88bb68af2e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482b0e5a25fa3bc7c4b43d132811809cf33bb2a33fd673dc362f88bb68af2e21", kill_on_drop: false }`
[INFO] [stdout] 482b0e5a25fa3bc7c4b43d132811809cf33bb2a33fd673dc362f88bb68af2e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9cf7061f4822172eaaa75c81e97f9bc6f9c32530e3b43a87f33499d125613e6
[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" "d9cf7061f4822172eaaa75c81e97f9bc6f9c32530e3b43a87f33499d125613e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stakker_mio-6e4925e52ed79171)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stakker_mio
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::all_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/udpserverqueue.rs - udpserverqueue::UdpServerQueue (line 21) - compile ... ok
[INFO] [stdout] test src/udpqueue.rs - udpqueue::UdpQueue (line 17) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9cf7061f4822172eaaa75c81e97f9bc6f9c32530e3b43a87f33499d125613e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cf7061f4822172eaaa75c81e97f9bc6f9c32530e3b43a87f33499d125613e6", kill_on_drop: false }`
[INFO] [stdout] d9cf7061f4822172eaaa75c81e97f9bc6f9c32530e3b43a87f33499d125613e6