[INFO] fetching crate la-arena 0.2.1...
[INFO] testing la-arena-0.2.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate la-arena 0.2.1 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate la-arena 0.2.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate la-arena 0.2.1
[INFO] finished tweaking crates.io crate la-arena 0.2.1
[INFO] tweaked toml for crates.io crate la-arena 0.2.1 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1a2e9b3d392faf65e6467947307788a50fcadc33676e20af1cdfed87a38cbd7
[INFO] running `Command { std: "docker" "start" "-a" "c1a2e9b3d392faf65e6467947307788a50fcadc33676e20af1cdfed87a38cbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a2e9b3d392faf65e6467947307788a50fcadc33676e20af1cdfed87a38cbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a2e9b3d392faf65e6467947307788a50fcadc33676e20af1cdfed87a38cbd7", kill_on_drop: false }`
[INFO] [stdout] c1a2e9b3d392faf65e6467947307788a50fcadc33676e20af1cdfed87a38cbd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dabdaa5d48d372023947db231187b041ac65b59552aa38031335e08c9abd0a64
[INFO] running `Command { std: "docker" "start" "-a" "dabdaa5d48d372023947db231187b041ac65b59552aa38031335e08c9abd0a64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling la-arena v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "dabdaa5d48d372023947db231187b041ac65b59552aa38031335e08c9abd0a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabdaa5d48d372023947db231187b041ac65b59552aa38031335e08c9abd0a64", kill_on_drop: false }`
[INFO] [stdout] dabdaa5d48d372023947db231187b041ac65b59552aa38031335e08c9abd0a64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fc62c82164ae8a12bd36d75659dffe62945930e718f47d13f3d1cdd103fdef0
[INFO] running `Command { std: "docker" "start" "-a" "4fc62c82164ae8a12bd36d75659dffe62945930e718f47d13f3d1cdd103fdef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-arena v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "4fc62c82164ae8a12bd36d75659dffe62945930e718f47d13f3d1cdd103fdef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc62c82164ae8a12bd36d75659dffe62945930e718f47d13f3d1cdd103fdef0", kill_on_drop: false }`
[INFO] [stdout] 4fc62c82164ae8a12bd36d75659dffe62945930e718f47d13f3d1cdd103fdef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5548c720cdd2331ad79f8aff76354b8dbaec4a91fa9a3fe04fd8d80158aacbdf
[INFO] running `Command { std: "docker" "start" "-a" "5548c720cdd2331ad79f8aff76354b8dbaec4a91fa9a3fe04fd8d80158aacbdf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/la_arena-77e6453b5432a80b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests la-arena
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 180) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 166) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 117) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 153) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5548c720cdd2331ad79f8aff76354b8dbaec4a91fa9a3fe04fd8d80158aacbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5548c720cdd2331ad79f8aff76354b8dbaec4a91fa9a3fe04fd8d80158aacbdf", kill_on_drop: false }`
[INFO] [stdout] 5548c720cdd2331ad79f8aff76354b8dbaec4a91fa9a3fe04fd8d80158aacbdf
