[INFO] fetching crate stakker_mio 0.2.3...
[INFO] testing stakker_mio-0.2.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stakker_mio 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stakker_mio 0.2.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-1/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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c508d01f014a09bb47d34f6a1b212368bdda8051e023e1f8ff98871a2c996108
[INFO] running `Command { std: "docker" "start" "-a" "c508d01f014a09bb47d34f6a1b212368bdda8051e023e1f8ff98871a2c996108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c508d01f014a09bb47d34f6a1b212368bdda8051e023e1f8ff98871a2c996108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c508d01f014a09bb47d34f6a1b212368bdda8051e023e1f8ff98871a2c996108", kill_on_drop: false }`
[INFO] [stdout] c508d01f014a09bb47d34f6a1b212368bdda8051e023e1f8ff98871a2c996108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55aa1d177a471790af1bb61d23d862c8d5f727e9546352599b7fe5238138394c
[INFO] running `Command { std: "docker" "start" "-a" "55aa1d177a471790af1bb61d23d862c8d5f727e9546352599b7fe5238138394c", 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 2.79s
[INFO] running `Command { std: "docker" "inspect" "55aa1d177a471790af1bb61d23d862c8d5f727e9546352599b7fe5238138394c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55aa1d177a471790af1bb61d23d862c8d5f727e9546352599b7fe5238138394c", kill_on_drop: false }`
[INFO] [stdout] 55aa1d177a471790af1bb61d23d862c8d5f727e9546352599b7fe5238138394c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f33a77c5352d330819004038755a808a2eadb629632486fa867a8e815e54832
[INFO] running `Command { std: "docker" "start" "-a" "2f33a77c5352d330819004038755a808a2eadb629632486fa867a8e815e54832", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakker_mio v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/stakker_mio-6e4925e52ed79171)
[INFO] running `Command { std: "docker" "inspect" "2f33a77c5352d330819004038755a808a2eadb629632486fa867a8e815e54832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f33a77c5352d330819004038755a808a2eadb629632486fa867a8e815e54832", kill_on_drop: false }`
[INFO] [stdout] 2f33a77c5352d330819004038755a808a2eadb629632486fa867a8e815e54832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcebc7bcd8a249d99a1ae1256b39f1f01165dadb7443bc564cf8b0a07bfc9ab7
[INFO] running `Command { std: "docker" "start" "-a" "dcebc7bcd8a249d99a1ae1256b39f1f01165dadb7443bc564cf8b0a07bfc9ab7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stakker_mio-6e4925e52ed79171)
[INFO] [stdout] 
[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] [stderr]    Doc-tests stakker_mio
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/udpqueue.rs - udpqueue::UdpQueue (line 17) - compile ... ok
[INFO] [stdout] test src/udpserverqueue.rs - udpserverqueue::UdpServerQueue (line 21) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dcebc7bcd8a249d99a1ae1256b39f1f01165dadb7443bc564cf8b0a07bfc9ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcebc7bcd8a249d99a1ae1256b39f1f01165dadb7443bc564cf8b0a07bfc9ab7", kill_on_drop: false }`
[INFO] [stdout] dcebc7bcd8a249d99a1ae1256b39f1f01165dadb7443bc564cf8b0a07bfc9ab7