[INFO] fetching crate maybe-fut-io-derive 0.1.0...
[INFO] testing maybe-fut-io-derive-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate maybe-fut-io-derive 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate maybe-fut-io-derive 0.1.0
[INFO] finished tweaking crates.io crate maybe-fut-io-derive 0.1.0
[INFO] tweaked toml for crates.io crate maybe-fut-io-derive 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate maybe-fut-io-derive 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maybe-fut-io-derive 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b1319163504c83b0537c00dc29ddb3208e3aec4e1a967a22eefa01b248a0e05
[INFO] running `Command { std: "docker" "start" "-a" "1b1319163504c83b0537c00dc29ddb3208e3aec4e1a967a22eefa01b248a0e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b1319163504c83b0537c00dc29ddb3208e3aec4e1a967a22eefa01b248a0e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1319163504c83b0537c00dc29ddb3208e3aec4e1a967a22eefa01b248a0e05", kill_on_drop: false }`
[INFO] [stdout] 1b1319163504c83b0537c00dc29ddb3208e3aec4e1a967a22eefa01b248a0e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bf9a59c3ca733930d63be37b8e5ad1121ab1b49a1d7a4e910dae8922b308ad1
[INFO] running `Command { std: "docker" "start" "-a" "8bf9a59c3ca733930d63be37b8e5ad1121ab1b49a1d7a4e910dae8922b308ad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling maybe-fut-io-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "8bf9a59c3ca733930d63be37b8e5ad1121ab1b49a1d7a4e910dae8922b308ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf9a59c3ca733930d63be37b8e5ad1121ab1b49a1d7a4e910dae8922b308ad1", kill_on_drop: false }`
[INFO] [stdout] 8bf9a59c3ca733930d63be37b8e5ad1121ab1b49a1d7a4e910dae8922b308ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a84b1592fced10acd0933cd6788c81aae3db9238ce164342f79e9785a55d65b8
[INFO] running `Command { std: "docker" "start" "-a" "a84b1592fced10acd0933cd6788c81aae3db9238ce164342f79e9785a55d65b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-fut-io-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a84b1592fced10acd0933cd6788c81aae3db9238ce164342f79e9785a55d65b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84b1592fced10acd0933cd6788c81aae3db9238ce164342f79e9785a55d65b8", kill_on_drop: false }`
[INFO] [stdout] a84b1592fced10acd0933cd6788c81aae3db9238ce164342f79e9785a55d65b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c06a3b32f87f3809d7b24437045be75ba101c78d7863e2ee3fdb9a0ab1dc1be
[INFO] running `Command { std: "docker" "start" "-a" "9c06a3b32f87f3809d7b24437045be75ba101c78d7863e2ee3fdb9a0ab1dc1be", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maybe_fut_io_derive-efc0d23587189c2b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maybe_fut_io_derive
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c06a3b32f87f3809d7b24437045be75ba101c78d7863e2ee3fdb9a0ab1dc1be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c06a3b32f87f3809d7b24437045be75ba101c78d7863e2ee3fdb9a0ab1dc1be", kill_on_drop: false }`
[INFO] [stdout] 9c06a3b32f87f3809d7b24437045be75ba101c78d7863e2ee3fdb9a0ab1dc1be