[INFO] fetching crate synio 0.1.0...
[INFO] testing synio-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate synio 0.1.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate synio 0.1.0 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 synio 0.1.0
[INFO] finished tweaking crates.io crate synio 0.1.0
[INFO] tweaked toml for crates.io crate synio 0.1.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] [stdout] c9bc29aae56694a26f64d0230eed8f711b73f01fb262967001f5db5e6e3dcb27
[INFO] running `Command { std: "docker" "start" "-a" "c9bc29aae56694a26f64d0230eed8f711b73f01fb262967001f5db5e6e3dcb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9bc29aae56694a26f64d0230eed8f711b73f01fb262967001f5db5e6e3dcb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bc29aae56694a26f64d0230eed8f711b73f01fb262967001f5db5e6e3dcb27", kill_on_drop: false }`
[INFO] [stdout] c9bc29aae56694a26f64d0230eed8f711b73f01fb262967001f5db5e6e3dcb27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 3e129c59e6031d4cc7d167c41ee41848a1bfc19464cd5d57170b373a2cd37956
[INFO] running `Command { std: "docker" "start" "-a" "3e129c59e6031d4cc7d167c41ee41848a1bfc19464cd5d57170b373a2cd37956", kill_on_drop: false }`
[INFO] [stderr]    Compiling synio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "3e129c59e6031d4cc7d167c41ee41848a1bfc19464cd5d57170b373a2cd37956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e129c59e6031d4cc7d167c41ee41848a1bfc19464cd5d57170b373a2cd37956", kill_on_drop: false }`
[INFO] [stdout] 3e129c59e6031d4cc7d167c41ee41848a1bfc19464cd5d57170b373a2cd37956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] [stdout] a65f9b1b60f64e2705fd6dd61860eae470e9f300a7c223947c3b8650ae4d5684
[INFO] running `Command { std: "docker" "start" "-a" "a65f9b1b60f64e2705fd6dd61860eae470e9f300a7c223947c3b8650ae4d5684", kill_on_drop: false }`
[INFO] [stderr]    Compiling synio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "a65f9b1b60f64e2705fd6dd61860eae470e9f300a7c223947c3b8650ae4d5684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65f9b1b60f64e2705fd6dd61860eae470e9f300a7c223947c3b8650ae4d5684", kill_on_drop: false }`
[INFO] [stdout] a65f9b1b60f64e2705fd6dd61860eae470e9f300a7c223947c3b8650ae4d5684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 0982f1271c71c45d50919737783cbb62352dde4f0cb8e3f795c4bc0c0cda5f64
[INFO] running `Command { std: "docker" "start" "-a" "0982f1271c71c45d50919737783cbb62352dde4f0cb8e3f795c4bc0c0cda5f64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synio-679cfa6e17d1939b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests synio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0982f1271c71c45d50919737783cbb62352dde4f0cb8e3f795c4bc0c0cda5f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0982f1271c71c45d50919737783cbb62352dde4f0cb8e3f795c4bc0c0cda5f64", kill_on_drop: false }`
[INFO] [stdout] 0982f1271c71c45d50919737783cbb62352dde4f0cb8e3f795c4bc0c0cda5f64