[INFO] fetching crate unflatten 0.1.1...
[INFO] testing unflatten-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate unflatten 0.1.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate unflatten 0.1.1 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 unflatten 0.1.1
[INFO] finished tweaking crates.io crate unflatten 0.1.1
[INFO] tweaked toml for crates.io crate unflatten 0.1.1 written to /workspace/builds/worker-21/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] [stderr]     Blocking waiting for file lock on package cache
[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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 6f14e5a8d00123700f1e3a97024637d1a2aa9ac2e490f9d2287ccf607f2f03d2
[INFO] running `Command { std: "docker" "start" "-a" "6f14e5a8d00123700f1e3a97024637d1a2aa9ac2e490f9d2287ccf607f2f03d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f14e5a8d00123700f1e3a97024637d1a2aa9ac2e490f9d2287ccf607f2f03d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f14e5a8d00123700f1e3a97024637d1a2aa9ac2e490f9d2287ccf607f2f03d2", kill_on_drop: false }`
[INFO] [stdout] 6f14e5a8d00123700f1e3a97024637d1a2aa9ac2e490f9d2287ccf607f2f03d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f538b61af20f99926c1bab2dbd21bc88e631a38dff4cbccf172798555beed222
[INFO] running `Command { std: "docker" "start" "-a" "f538b61af20f99926c1bab2dbd21bc88e631a38dff4cbccf172798555beed222", kill_on_drop: false }`
[INFO] [stderr]    Compiling unflatten v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "f538b61af20f99926c1bab2dbd21bc88e631a38dff4cbccf172798555beed222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f538b61af20f99926c1bab2dbd21bc88e631a38dff4cbccf172798555beed222", kill_on_drop: false }`
[INFO] [stdout] f538b61af20f99926c1bab2dbd21bc88e631a38dff4cbccf172798555beed222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f847f23983a417727e148536cd4f9e0d43ef0bc9e3a64c7a2d86e6953b83d962
[INFO] running `Command { std: "docker" "start" "-a" "f847f23983a417727e148536cd4f9e0d43ef0bc9e3a64c7a2d86e6953b83d962", kill_on_drop: false }`
[INFO] [stderr]    Compiling unflatten v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "f847f23983a417727e148536cd4f9e0d43ef0bc9e3a64c7a2d86e6953b83d962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f847f23983a417727e148536cd4f9e0d43ef0bc9e3a64c7a2d86e6953b83d962", kill_on_drop: false }`
[INFO] [stdout] f847f23983a417727e148536cd4f9e0d43ef0bc9e3a64c7a2d86e6953b83d962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] c9dd1705a3f4a7a0fb3791d79fa07fdc663b9b8a02c7901d4875971f8ee5b3de
[INFO] running `Command { std: "docker" "start" "-a" "c9dd1705a3f4a7a0fb3791d79fa07fdc663b9b8a02c7901d4875971f8ee5b3de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unflatten-f7288fd1cef6512b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::flattening_unflattened_some_returns_same ... ok
[INFO] [stdout] test tests::flattening_unflattened_none_returns_same ... ok
[INFO] [stdout] test tests::unflattening_none_works ... ok
[INFO] [stdout] test tests::unflattening_flattened_some_returns_same ... ok
[INFO] [stdout] test tests::unflattening_some_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unflatten
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9dd1705a3f4a7a0fb3791d79fa07fdc663b9b8a02c7901d4875971f8ee5b3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9dd1705a3f4a7a0fb3791d79fa07fdc663b9b8a02c7901d4875971f8ee5b3de", kill_on_drop: false }`
[INFO] [stdout] c9dd1705a3f4a7a0fb3791d79fa07fdc663b9b8a02c7901d4875971f8ee5b3de