[INFO] fetching crate biterator 0.3.0...
[INFO] testing biterator-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate biterator 0.3.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate biterator 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biterator 0.3.0
[INFO] finished tweaking crates.io crate biterator 0.3.0
[INFO] tweaked toml for crates.io crate biterator 0.3.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc6e7dde6d7c81d29eebc20842045cadfaa28acecef608e0d4c04050e6dd15fc
[INFO] running `Command { std: "docker" "start" "-a" "dc6e7dde6d7c81d29eebc20842045cadfaa28acecef608e0d4c04050e6dd15fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6e7dde6d7c81d29eebc20842045cadfaa28acecef608e0d4c04050e6dd15fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6e7dde6d7c81d29eebc20842045cadfaa28acecef608e0d4c04050e6dd15fc", kill_on_drop: false }`
[INFO] [stdout] dc6e7dde6d7c81d29eebc20842045cadfaa28acecef608e0d4c04050e6dd15fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a3bc6e9df28fe14de18e19ef077cef7aca13ce64a3751a13f9935b619eedfd
[INFO] running `Command { std: "docker" "start" "-a" "c8a3bc6e9df28fe14de18e19ef077cef7aca13ce64a3751a13f9935b619eedfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling biterator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c8a3bc6e9df28fe14de18e19ef077cef7aca13ce64a3751a13f9935b619eedfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a3bc6e9df28fe14de18e19ef077cef7aca13ce64a3751a13f9935b619eedfd", kill_on_drop: false }`
[INFO] [stdout] c8a3bc6e9df28fe14de18e19ef077cef7aca13ce64a3751a13f9935b619eedfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a59ca0d216219aed4c944927c3609532e5d2135f0fc3bf41ca281c77ebed8330
[INFO] running `Command { std: "docker" "start" "-a" "a59ca0d216219aed4c944927c3609532e5d2135f0fc3bf41ca281c77ebed8330", kill_on_drop: false }`
[INFO] [stderr]    Compiling biterator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "a59ca0d216219aed4c944927c3609532e5d2135f0fc3bf41ca281c77ebed8330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59ca0d216219aed4c944927c3609532e5d2135f0fc3bf41ca281c77ebed8330", kill_on_drop: false }`
[INFO] [stdout] a59ca0d216219aed4c944927c3609532e5d2135f0fc3bf41ca281c77ebed8330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b36b1bc995fb5d9d140e4bf89d0b222ee84dc303ae5f7280edb4a68772fe7d5
[INFO] running `Command { std: "docker" "start" "-a" "1b36b1bc995fb5d9d140e4bf89d0b222ee84dc303ae5f7280edb4a68772fe7d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/biterator-658b0244eaf9e552)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::bits_extension ... ok
[INFO] [stdout] test test::convert_bits ... ok
[INFO] [stdout] test test::multiple_byte_source ... ok
[INFO] [stdout] test test::single_byte_source ... ok
[INFO] [stdout] test test::empty_source ... ok
[INFO] [stdout] test test::works_with_many_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests biterator
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - bool::from (line 91) ... ok
[INFO] [stdout] test src/lib.rs - Bit::is_zero (line 66) ... ok
[INFO] [stdout] test src/lib.rs - BiteratorExt (line 211) ... ok
[INFO] [stdout] test src/lib.rs - Bit::is_one (line 78) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Bit::from (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b36b1bc995fb5d9d140e4bf89d0b222ee84dc303ae5f7280edb4a68772fe7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b36b1bc995fb5d9d140e4bf89d0b222ee84dc303ae5f7280edb4a68772fe7d5", kill_on_drop: false }`
[INFO] [stdout] 1b36b1bc995fb5d9d140e4bf89d0b222ee84dc303ae5f7280edb4a68772fe7d5