[INFO] fetching crate io_operations 0.2.0...
[INFO] testing io_operations-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate io_operations 0.2.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate io_operations 0.2.0 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 io_operations 0.2.0
[INFO] finished tweaking crates.io crate io_operations 0.2.0
[INFO] tweaked toml for crates.io crate io_operations 0.2.0 written to /workspace/builds/worker-25/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] e15b6d0361175d2f06a516e49a6639c64041ed45855f8d9cc8d49ae4400aff9f
[INFO] running `Command { std: "docker" "start" "-a" "e15b6d0361175d2f06a516e49a6639c64041ed45855f8d9cc8d49ae4400aff9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e15b6d0361175d2f06a516e49a6639c64041ed45855f8d9cc8d49ae4400aff9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e15b6d0361175d2f06a516e49a6639c64041ed45855f8d9cc8d49ae4400aff9f", kill_on_drop: false }`
[INFO] [stdout] e15b6d0361175d2f06a516e49a6639c64041ed45855f8d9cc8d49ae4400aff9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 2bc49d072a8967adab91c18d4020ab7d961925cf2fd158d02c2ea933352e8539
[INFO] running `Command { std: "docker" "start" "-a" "2bc49d072a8967adab91c18d4020ab7d961925cf2fd158d02c2ea933352e8539", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_operations v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "2bc49d072a8967adab91c18d4020ab7d961925cf2fd158d02c2ea933352e8539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc49d072a8967adab91c18d4020ab7d961925cf2fd158d02c2ea933352e8539", kill_on_drop: false }`
[INFO] [stdout] 2bc49d072a8967adab91c18d4020ab7d961925cf2fd158d02c2ea933352e8539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] f46fa309fcf99b96acb1f60ef78284644b564e000b5c39a85f459f46b63f91aa
[INFO] running `Command { std: "docker" "start" "-a" "f46fa309fcf99b96acb1f60ef78284644b564e000b5c39a85f459f46b63f91aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_operations v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f46fa309fcf99b96acb1f60ef78284644b564e000b5c39a85f459f46b63f91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f46fa309fcf99b96acb1f60ef78284644b564e000b5c39a85f459f46b63f91aa", kill_on_drop: false }`
[INFO] [stdout] f46fa309fcf99b96acb1f60ef78284644b564e000b5c39a85f459f46b63f91aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] e95436c16d9db4c58cf8fd067c395fb659060371de6c108b6daa01b9b2b28bfd
[INFO] running `Command { std: "docker" "start" "-a" "e95436c16d9db4c58cf8fd067c395fb659060371de6c108b6daa01b9b2b28bfd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_operations-8b1e7f1df33daa37)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test reader::tests::test_read_empty_be_i16 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_be_i32 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_be_i64 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_be_u16 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_be_u32 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_be_u64 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_i8 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_i16 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_i32 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_i64 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_u16 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_u32 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_le_u64 ... ok
[INFO] [stdout] test reader::tests::test_read_empty_u8 ... ok
[INFO] [stdout] test test::test_read_write_be_i16 ... ok
[INFO] [stdout] test test::test_read_write_be_i32 ... ok
[INFO] [stdout] test test::test_read_write_be_i64 ... ok
[INFO] [stdout] test test::test_read_write_be_u16 ... ok
[INFO] [stdout] test test::test_read_write_be_u32 ... ok
[INFO] [stdout] test test::test_read_write_be_u64 ... ok
[INFO] [stdout] test test::test_read_write_i8 ... ok
[INFO] [stdout] test test::test_read_write_le_i16 ... ok
[INFO] [stdout] test test::test_read_write_le_i32 ... ok
[INFO] [stdout] test test::test_read_write_le_i64 ... ok
[INFO] [stdout] test test::test_read_write_le_u16 ... ok
[INFO] [stdout] test test::test_read_write_le_u32 ... ok
[INFO] [stdout] test test::test_read_write_le_u64 ... ok
[INFO] [stdout] test test::test_read_write_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_operations
[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" "e95436c16d9db4c58cf8fd067c395fb659060371de6c108b6daa01b9b2b28bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95436c16d9db4c58cf8fd067c395fb659060371de6c108b6daa01b9b2b28bfd", kill_on_drop: false }`
[INFO] [stdout] e95436c16d9db4c58cf8fd067c395fb659060371de6c108b6daa01b9b2b28bfd