[INFO] fetching crate iocuddle 0.1.1...
[INFO] testing iocuddle-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate iocuddle 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate iocuddle 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iocuddle 0.1.1
[INFO] finished tweaking crates.io crate iocuddle 0.1.1
[INFO] tweaked toml for crates.io crate iocuddle 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2375d4c4751a00c65899443033ef2810fbc5e45bd8685bff1ba8e76967e5bcdd
[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" "2375d4c4751a00c65899443033ef2810fbc5e45bd8685bff1ba8e76967e5bcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2375d4c4751a00c65899443033ef2810fbc5e45bd8685bff1ba8e76967e5bcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2375d4c4751a00c65899443033ef2810fbc5e45bd8685bff1ba8e76967e5bcdd", kill_on_drop: false }`
[INFO] [stdout] 2375d4c4751a00c65899443033ef2810fbc5e45bd8685bff1ba8e76967e5bcdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 4dfd39a386b2a20c75d689cc0e9c965be6b583a23b43fa379fbd19479ddf4a87
[INFO] running `Command { std: "docker" "start" "-a" "4dfd39a386b2a20c75d689cc0e9c965be6b583a23b43fa379fbd19479ddf4a87", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "4dfd39a386b2a20c75d689cc0e9c965be6b583a23b43fa379fbd19479ddf4a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dfd39a386b2a20c75d689cc0e9c965be6b583a23b43fa379fbd19479ddf4a87", kill_on_drop: false }`
[INFO] [stdout] 4dfd39a386b2a20c75d689cc0e9c965be6b583a23b43fa379fbd19479ddf4a87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 3765ed79973ca6e8213a5c3efd72ad6843b10a53ce162db2b1903b7bf6366741
[INFO] running `Command { std: "docker" "start" "-a" "3765ed79973ca6e8213a5c3efd72ad6843b10a53ce162db2b1903b7bf6366741", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "3765ed79973ca6e8213a5c3efd72ad6843b10a53ce162db2b1903b7bf6366741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3765ed79973ca6e8213a5c3efd72ad6843b10a53ce162db2b1903b7bf6366741", kill_on_drop: false }`
[INFO] [stdout] 3765ed79973ca6e8213a5c3efd72ad6843b10a53ce162db2b1903b7bf6366741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 41d685fa8465fb16161ec948cdd44d5c0a2fda0f256ad630fe43b432fcc7c49d
[INFO] running `Command { std: "docker" "start" "-a" "41d685fa8465fb16161ec948cdd44d5c0a2fda0f256ad630fe43b432fcc7c49d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iocuddle-a4cf3227d4016698)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::req_w ... ok
[INFO] [stdout] test test::req_wr ... ok
[INFO] [stdout] test test::req_r ... ok
[INFO] [stderr]    Doc-tests iocuddle
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "41d685fa8465fb16161ec948cdd44d5c0a2fda0f256ad630fe43b432fcc7c49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d685fa8465fb16161ec948cdd44d5c0a2fda0f256ad630fe43b432fcc7c49d", kill_on_drop: false }`
[INFO] [stdout] 41d685fa8465fb16161ec948cdd44d5c0a2fda0f256ad630fe43b432fcc7c49d