[INFO] fetching crate io-block 0.1.3...
[INFO] testing io-block-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate io-block 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate io-block 0.1.3 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 io-block 0.1.3
[INFO] finished tweaking crates.io crate io-block 0.1.3
[INFO] tweaked toml for crates.io crate io-block 0.1.3 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ioctl-sys v0.5.2
[INFO] [stderr]   Downloaded ioctls v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0a6c5d3de7ca63a1afc895d780b44f8f5dbbc09e39d604c505ecb4e427b39d26
[INFO] running `Command { std: "docker" "start" "-a" "0a6c5d3de7ca63a1afc895d780b44f8f5dbbc09e39d604c505ecb4e427b39d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6c5d3de7ca63a1afc895d780b44f8f5dbbc09e39d604c505ecb4e427b39d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6c5d3de7ca63a1afc895d780b44f8f5dbbc09e39d604c505ecb4e427b39d26", kill_on_drop: false }`
[INFO] [stdout] 0a6c5d3de7ca63a1afc895d780b44f8f5dbbc09e39d604c505ecb4e427b39d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f9f0c6127304d3cee8026a9bfd871cc45138566bc771c072c49774b115b20d2c
[INFO] running `Command { std: "docker" "start" "-a" "f9f0c6127304d3cee8026a9bfd871cc45138566bc771c072c49774b115b20d2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ioctl-sys v0.5.2
[INFO] [stderr]    Compiling ioctls v0.5.1
[INFO] [stderr]    Compiling io-block v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/os/linux.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let m = try!(i.metadata());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "f9f0c6127304d3cee8026a9bfd871cc45138566bc771c072c49774b115b20d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f0c6127304d3cee8026a9bfd871cc45138566bc771c072c49774b115b20d2c", kill_on_drop: false }`
[INFO] [stdout] f9f0c6127304d3cee8026a9bfd871cc45138566bc771c072c49774b115b20d2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c3c736246a06c6d8b6be64cb91aea473eb60c480a8257223b9150f2b119f3a73
[INFO] running `Command { std: "docker" "start" "-a" "c3c736246a06c6d8b6be64cb91aea473eb60c480a8257223b9150f2b119f3a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-block v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/os/linux.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let m = try!(i.metadata());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/os/linux.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let m = try!(i.metadata());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "c3c736246a06c6d8b6be64cb91aea473eb60c480a8257223b9150f2b119f3a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c736246a06c6d8b6be64cb91aea473eb60c480a8257223b9150f2b119f3a73", kill_on_drop: false }`
[INFO] [stdout] c3c736246a06c6d8b6be64cb91aea473eb60c480a8257223b9150f2b119f3a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 74cd70b50d5a269780fce2ecf6e4a9a3206122390b0ba18b4b1f6a6e4df71a1b
[INFO] running `Command { std: "docker" "start" "-a" "74cd70b50d5a269780fce2ecf6e4a9a3206122390b0ba18b4b1f6a6e4df71a1b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/os/linux.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let m = try!(i.metadata());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `io-block` (lib) generated 1 warning
[INFO] [stderr] warning: `io-block` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_block-65ae6ebd5c9b7bba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test file::tests::blk_file ... 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 io-block
[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" "74cd70b50d5a269780fce2ecf6e4a9a3206122390b0ba18b4b1f6a6e4df71a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cd70b50d5a269780fce2ecf6e4a9a3206122390b0ba18b4b1f6a6e4df71a1b", kill_on_drop: false }`
[INFO] [stdout] 74cd70b50d5a269780fce2ecf6e4a9a3206122390b0ba18b4b1f6a6e4df71a1b