[INFO] fetching crate pluck 0.1.1...
[INFO] testing pluck-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pluck 0.1.1 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate pluck 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pluck 0.1.1
[INFO] finished tweaking crates.io crate pluck 0.1.1
[INFO] tweaked toml for crates.io crate pluck 0.1.1 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dcd6c29085430aa2d942728ae7ac645eb8970a9225dfc07088f2991f1a91f85
[INFO] running `Command { std: "docker" "start" "-a" "6dcd6c29085430aa2d942728ae7ac645eb8970a9225dfc07088f2991f1a91f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dcd6c29085430aa2d942728ae7ac645eb8970a9225dfc07088f2991f1a91f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dcd6c29085430aa2d942728ae7ac645eb8970a9225dfc07088f2991f1a91f85", kill_on_drop: false }`
[INFO] [stdout] 6dcd6c29085430aa2d942728ae7ac645eb8970a9225dfc07088f2991f1a91f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccdf397cac5d2facf13e1505c26662f41c609a93e6919bb385817fab2a654c87
[INFO] running `Command { std: "docker" "start" "-a" "ccdf397cac5d2facf13e1505c26662f41c609a93e6919bb385817fab2a654c87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pluck v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "ccdf397cac5d2facf13e1505c26662f41c609a93e6919bb385817fab2a654c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdf397cac5d2facf13e1505c26662f41c609a93e6919bb385817fab2a654c87", kill_on_drop: false }`
[INFO] [stdout] ccdf397cac5d2facf13e1505c26662f41c609a93e6919bb385817fab2a654c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b84192dc8166462c16ce62732ad841ae8eeb942e102d0908877ac4cd7588fb59
[INFO] running `Command { std: "docker" "start" "-a" "b84192dc8166462c16ce62732ad841ae8eeb942e102d0908877ac4cd7588fb59", kill_on_drop: false }`
[INFO] [stderr]    Compiling pluck v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "b84192dc8166462c16ce62732ad841ae8eeb942e102d0908877ac4cd7588fb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84192dc8166462c16ce62732ad841ae8eeb942e102d0908877ac4cd7588fb59", kill_on_drop: false }`
[INFO] [stdout] b84192dc8166462c16ce62732ad841ae8eeb942e102d0908877ac4cd7588fb59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1303db86f8d216d0750d76d2d5a604e6939fb9af67e54fd1002335d3c65fcea8
[INFO] running `Command { std: "docker" "start" "-a" "1303db86f8d216d0750d76d2d5a604e6939fb9af67e54fd1002335d3c65fcea8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pluck-981fdedd099a3a78)
[INFO] [stdout] test tests::deref_index ... ok
[INFO] [stderr]    Doc-tests pluck
[INFO] [stdout] test tests::index_deref_property ... ok
[INFO] [stdout] test tests::index_deref ... ok
[INFO] [stdout] test tests::nested_index ... ok
[INFO] [stdout] test tests::nested_property ... ok
[INFO] [stdout] test tests::mut_ref_deref ... ok
[INFO] [stdout] test tests::ref_to_triple_deref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1303db86f8d216d0750d76d2d5a604e6939fb9af67e54fd1002335d3c65fcea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1303db86f8d216d0750d76d2d5a604e6939fb9af67e54fd1002335d3c65fcea8", kill_on_drop: false }`
[INFO] [stdout] 1303db86f8d216d0750d76d2d5a604e6939fb9af67e54fd1002335d3c65fcea8