[INFO] fetching crate research 0.0.0...
[INFO] testing research-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate research 0.0.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate research 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate research 0.0.0
[INFO] finished tweaking crates.io crate research 0.0.0
[INFO] tweaked toml for crates.io crate research 0.0.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c385dfcede328edeada44baeacb14270dc8cba1d7d8ea765af877feaddead2d8
[INFO] running `Command { std: "docker" "start" "-a" "c385dfcede328edeada44baeacb14270dc8cba1d7d8ea765af877feaddead2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c385dfcede328edeada44baeacb14270dc8cba1d7d8ea765af877feaddead2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c385dfcede328edeada44baeacb14270dc8cba1d7d8ea765af877feaddead2d8", kill_on_drop: false }`
[INFO] [stdout] c385dfcede328edeada44baeacb14270dc8cba1d7d8ea765af877feaddead2d8
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8dc63c672e41455abcdb49839d54ef3bdb2271f656c56113f0d8a505a67ba4b
[INFO] running `Command { std: "docker" "start" "-a" "c8dc63c672e41455abcdb49839d54ef3bdb2271f656c56113f0d8a505a67ba4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling research v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c8dc63c672e41455abcdb49839d54ef3bdb2271f656c56113f0d8a505a67ba4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8dc63c672e41455abcdb49839d54ef3bdb2271f656c56113f0d8a505a67ba4b", kill_on_drop: false }`
[INFO] [stdout] c8dc63c672e41455abcdb49839d54ef3bdb2271f656c56113f0d8a505a67ba4b
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa729f576755fd0de9bb978c7cb045522661440eed6626a654c2d2b96e6b415d
[INFO] running `Command { std: "docker" "start" "-a" "aa729f576755fd0de9bb978c7cb045522661440eed6626a654c2d2b96e6b415d", kill_on_drop: false }`
[INFO] [stderr]    Compiling research v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/research-b9037b2a1da25824)
[INFO] running `Command { std: "docker" "inspect" "aa729f576755fd0de9bb978c7cb045522661440eed6626a654c2d2b96e6b415d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa729f576755fd0de9bb978c7cb045522661440eed6626a654c2d2b96e6b415d", kill_on_drop: false }`
[INFO] [stdout] aa729f576755fd0de9bb978c7cb045522661440eed6626a654c2d2b96e6b415d
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d62f6d5f0eb3894f7c62d29c296c951550729bf5e01a5c7daeb0a2dc2edb0718
[INFO] running `Command { std: "docker" "start" "-a" "d62f6d5f0eb3894f7c62d29c296c951550729bf5e01a5c7daeb0a2dc2edb0718", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/research-b9037b2a1da25824)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests research
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d62f6d5f0eb3894f7c62d29c296c951550729bf5e01a5c7daeb0a2dc2edb0718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62f6d5f0eb3894f7c62d29c296c951550729bf5e01a5c7daeb0a2dc2edb0718", kill_on_drop: false }`
[INFO] [stdout] d62f6d5f0eb3894f7c62d29c296c951550729bf5e01a5c7daeb0a2dc2edb0718