[INFO] fetching crate blocking_future 0.1.0...
[INFO] testing blocking_future-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate blocking_future 0.1.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate blocking_future 0.1.0 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 blocking_future 0.1.0
[INFO] finished tweaking crates.io crate blocking_future 0.1.0
[INFO] tweaked toml for crates.io crate blocking_future 0.1.0 written to /workspace/builds/worker-36/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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdc1c97c0c13309ad1f8a801b38c4367635059d17c2c9d81b59bff9fdedfcf5b
[INFO] running `Command { std: "docker" "start" "-a" "fdc1c97c0c13309ad1f8a801b38c4367635059d17c2c9d81b59bff9fdedfcf5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdc1c97c0c13309ad1f8a801b38c4367635059d17c2c9d81b59bff9fdedfcf5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc1c97c0c13309ad1f8a801b38c4367635059d17c2c9d81b59bff9fdedfcf5b", kill_on_drop: false }`
[INFO] [stdout] fdc1c97c0c13309ad1f8a801b38c4367635059d17c2c9d81b59bff9fdedfcf5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eafad3161cf167529e43857f3d6fc2de321968b81f236ccd0335162415c52d8
[INFO] running `Command { std: "docker" "start" "-a" "9eafad3161cf167529e43857f3d6fc2de321968b81f236ccd0335162415c52d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling blocking_future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "9eafad3161cf167529e43857f3d6fc2de321968b81f236ccd0335162415c52d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eafad3161cf167529e43857f3d6fc2de321968b81f236ccd0335162415c52d8", kill_on_drop: false }`
[INFO] [stdout] 9eafad3161cf167529e43857f3d6fc2de321968b81f236ccd0335162415c52d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4796d381c0c00d8fd847d7cc992b0cd451d5cb4f71aca3f5e9a93b2c259604ec
[INFO] running `Command { std: "docker" "start" "-a" "4796d381c0c00d8fd847d7cc992b0cd451d5cb4f71aca3f5e9a93b2c259604ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocking_future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "4796d381c0c00d8fd847d7cc992b0cd451d5cb4f71aca3f5e9a93b2c259604ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4796d381c0c00d8fd847d7cc992b0cd451d5cb4f71aca3f5e9a93b2c259604ec", kill_on_drop: false }`
[INFO] [stdout] 4796d381c0c00d8fd847d7cc992b0cd451d5cb4f71aca3f5e9a93b2c259604ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1dbc608005245b9b0dbd5ff08f92c8dbaf78f14e280ddf3831eeea713c5eb9f6
[INFO] running `Command { std: "docker" "start" "-a" "1dbc608005245b9b0dbd5ff08f92c8dbaf78f14e280ddf3831eeea713c5eb9f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.74s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blocking_future-4a8a686b40aca3df)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blocking_future
[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" "1dbc608005245b9b0dbd5ff08f92c8dbaf78f14e280ddf3831eeea713c5eb9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dbc608005245b9b0dbd5ff08f92c8dbaf78f14e280ddf3831eeea713c5eb9f6", kill_on_drop: false }`
[INFO] [stdout] 1dbc608005245b9b0dbd5ff08f92c8dbaf78f14e280ddf3831eeea713c5eb9f6