[INFO] fetching crate fwdlist 0.3.0...
[INFO] testing fwdlist-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fwdlist 0.3.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate fwdlist 0.3.0 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 fwdlist 0.3.0
[INFO] finished tweaking crates.io crate fwdlist 0.3.0
[INFO] tweaked toml for crates.io crate fwdlist 0.3.0 written to /workspace/builds/worker-31/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] f8154ffbdd74506ad9739e67899eb33e9ab1d77d4515a9aa580830e81b716897
[INFO] running `Command { std: "docker" "start" "-a" "f8154ffbdd74506ad9739e67899eb33e9ab1d77d4515a9aa580830e81b716897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8154ffbdd74506ad9739e67899eb33e9ab1d77d4515a9aa580830e81b716897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8154ffbdd74506ad9739e67899eb33e9ab1d77d4515a9aa580830e81b716897", kill_on_drop: false }`
[INFO] [stdout] f8154ffbdd74506ad9739e67899eb33e9ab1d77d4515a9aa580830e81b716897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 3a6cf99c0e1287b8b777433759dbaac0a1e612a382d2973bffbf85effac9214c
[INFO] running `Command { std: "docker" "start" "-a" "3a6cf99c0e1287b8b777433759dbaac0a1e612a382d2973bffbf85effac9214c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwdlist v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "3a6cf99c0e1287b8b777433759dbaac0a1e612a382d2973bffbf85effac9214c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6cf99c0e1287b8b777433759dbaac0a1e612a382d2973bffbf85effac9214c", kill_on_drop: false }`
[INFO] [stdout] 3a6cf99c0e1287b8b777433759dbaac0a1e612a382d2973bffbf85effac9214c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 293f878a6fa5b4e1abe69da2f82869bcea378c80275426ba68728aa54d950f55
[INFO] running `Command { std: "docker" "start" "-a" "293f878a6fa5b4e1abe69da2f82869bcea378c80275426ba68728aa54d950f55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fwdlist v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "293f878a6fa5b4e1abe69da2f82869bcea378c80275426ba68728aa54d950f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293f878a6fa5b4e1abe69da2f82869bcea378c80275426ba68728aa54d950f55", kill_on_drop: false }`
[INFO] [stdout] 293f878a6fa5b4e1abe69da2f82869bcea378c80275426ba68728aa54d950f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] cd7c62efdc1783a9d8b4935edc8c7edf4f1059181ad5834672f6442706995a44
[INFO] running `Command { std: "docker" "start" "-a" "cd7c62efdc1783a9d8b4935edc8c7edf4f1059181ad5834672f6442706995a44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fwdlist-ca964013587f7a00)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test cursor::append ... ok
[INFO] [stdout] test cursor::checkpoint ... ok
[INFO] [stdout] test cursor::insert ... ok
[INFO] [stdout] test cursor::end ... ok
[INFO] [stdout] test cursor::last ... ok
[INFO] [stdout] test cursor::minimal ... ok
[INFO] [stdout] test cursor::next ... ok
[INFO] [stdout] test cursor::merge_sort ... ok
[INFO] [stdout] test cursor::nth ... ok
[INFO] [stdout] test cursor::remove ... ok
[INFO] [stdout] test cursor::remove_n ... ok
[INFO] [stdout] test cursor::splice ... ok
[INFO] [stdout] test cursor::split ... ok
[INFO] [stdout] test cursor::truncate ... ok
[INFO] [stdout] test intoiter::into_iter ... ok
[INFO] [stdout] test iter::ref_iter ... ok
[INFO] [stdout] test iter::ref_iter_clone ... ok
[INFO] [stdout] test itermut::extra::mutref_iter_advanced ... ok
[INFO] [stdout] test itermut::mutref_iter ... ok
[INFO] [stdout] test ops::core::basics ... ok
[INFO] [stdout] test ops::extra::split_off ... ok
[INFO] [stdout] test ops::extra::append ... ok
[INFO] [stdout] test ops::extra::split_off_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fwdlist
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/cursor.rs - cursor::Cursor::split (line 159) ... ignored
[INFO] [stdout] test src/lib.rs - Cursor (line 127) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd7c62efdc1783a9d8b4935edc8c7edf4f1059181ad5834672f6442706995a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7c62efdc1783a9d8b4935edc8c7edf4f1059181ad5834672f6442706995a44", kill_on_drop: false }`
[INFO] [stdout] cd7c62efdc1783a9d8b4935edc8c7edf4f1059181ad5834672f6442706995a44