[INFO] fetching crate drop_worker 0.1.0...
[INFO] testing drop_worker-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate drop_worker 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate drop_worker 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drop_worker 0.1.0
[INFO] finished tweaking crates.io crate drop_worker 0.1.0
[INFO] tweaked toml for crates.io crate drop_worker 0.1.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bbf460f2cfa3dcb67b37fa4b526a6250a2674b7eb3cad02723e0bbbf95b066f
[INFO] running `Command { std: "docker" "start" "-a" "3bbf460f2cfa3dcb67b37fa4b526a6250a2674b7eb3cad02723e0bbbf95b066f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bbf460f2cfa3dcb67b37fa4b526a6250a2674b7eb3cad02723e0bbbf95b066f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bbf460f2cfa3dcb67b37fa4b526a6250a2674b7eb3cad02723e0bbbf95b066f", kill_on_drop: false }`
[INFO] [stdout] 3bbf460f2cfa3dcb67b37fa4b526a6250a2674b7eb3cad02723e0bbbf95b066f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b67da8ec29b09a92dda886528ea94aa506ddcd5acaa7776bf6c188ded6ba400e
[INFO] running `Command { std: "docker" "start" "-a" "b67da8ec29b09a92dda886528ea94aa506ddcd5acaa7776bf6c188ded6ba400e", kill_on_drop: false }`
[INFO] [stderr]    Compiling drop_worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b67da8ec29b09a92dda886528ea94aa506ddcd5acaa7776bf6c188ded6ba400e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67da8ec29b09a92dda886528ea94aa506ddcd5acaa7776bf6c188ded6ba400e", kill_on_drop: false }`
[INFO] [stdout] b67da8ec29b09a92dda886528ea94aa506ddcd5acaa7776bf6c188ded6ba400e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7b6c2091b0165074affa36833e0d842080d2ea85f8ca73cab9b59583adfb28
[INFO] running `Command { std: "docker" "start" "-a" "2b7b6c2091b0165074affa36833e0d842080d2ea85f8ca73cab9b59583adfb28", kill_on_drop: false }`
[INFO] [stderr]    Compiling drop_worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2b7b6c2091b0165074affa36833e0d842080d2ea85f8ca73cab9b59583adfb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7b6c2091b0165074affa36833e0d842080d2ea85f8ca73cab9b59583adfb28", kill_on_drop: false }`
[INFO] [stdout] 2b7b6c2091b0165074affa36833e0d842080d2ea85f8ca73cab9b59583adfb28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58ede4e496c6e908ab0146ee273976fa1747a1ea8764a7a74a74efcc0e6fbe7a
[INFO] running `Command { std: "docker" "start" "-a" "58ede4e496c6e908ab0146ee273976fa1747a1ea8764a7a74a74efcc0e6fbe7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/drop_worker-2a3fb3adbe8d0077)
[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] [stderr]    Doc-tests drop_worker
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58ede4e496c6e908ab0146ee273976fa1747a1ea8764a7a74a74efcc0e6fbe7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ede4e496c6e908ab0146ee273976fa1747a1ea8764a7a74a74efcc0e6fbe7a", kill_on_drop: false }`
[INFO] [stdout] 58ede4e496c6e908ab0146ee273976fa1747a1ea8764a7a74a74efcc0e6fbe7a