[INFO] fetching crate toy_pool 0.1.1...
[INFO] testing toy_pool-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate toy_pool 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate toy_pool 0.1.1
[INFO] finished tweaking crates.io crate toy_pool 0.1.1
[INFO] tweaked toml for crates.io crate toy_pool 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate toy_pool 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 985b7da576826f5edd9a7e65b6ecfe7a7abaa9f874d3efb3a2a36390cf14ebab
[INFO] running `Command { std: "docker" "start" "-a" "985b7da576826f5edd9a7e65b6ecfe7a7abaa9f874d3efb3a2a36390cf14ebab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "985b7da576826f5edd9a7e65b6ecfe7a7abaa9f874d3efb3a2a36390cf14ebab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985b7da576826f5edd9a7e65b6ecfe7a7abaa9f874d3efb3a2a36390cf14ebab", kill_on_drop: false }`
[INFO] [stdout] 985b7da576826f5edd9a7e65b6ecfe7a7abaa9f874d3efb3a2a36390cf14ebab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4b19ac6273909632f5400f4671fa282144227c920c562dc57fb8598bef6ac5c4
[INFO] running `Command { std: "docker" "start" "-a" "4b19ac6273909632f5400f4671fa282144227c920c562dc57fb8598bef6ac5c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling toy_pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "4b19ac6273909632f5400f4671fa282144227c920c562dc57fb8598bef6ac5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b19ac6273909632f5400f4671fa282144227c920c562dc57fb8598bef6ac5c4", kill_on_drop: false }`
[INFO] [stdout] 4b19ac6273909632f5400f4671fa282144227c920c562dc57fb8598bef6ac5c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e0703e5032658270b182ee68b44f5b4ab548c9949a565884ed62708919fe31c9
[INFO] running `Command { std: "docker" "start" "-a" "e0703e5032658270b182ee68b44f5b4ab548c9949a565884ed62708919fe31c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy_pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e0703e5032658270b182ee68b44f5b4ab548c9949a565884ed62708919fe31c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0703e5032658270b182ee68b44f5b4ab548c9949a565884ed62708919fe31c9", kill_on_drop: false }`
[INFO] [stdout] e0703e5032658270b182ee68b44f5b4ab548c9949a565884ed62708919fe31c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 585c820ee85001d68b507c87eb9a016b3b6e41f416f5ec577ca5fc72c8feb27c
[INFO] running `Command { std: "docker" "start" "-a" "585c820ee85001d68b507c87eb9a016b3b6e41f416f5ec577ca5fc72c8feb27c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/toy_pool-173f570bc712c9fe)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::size ... 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 toy_pool
[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" "585c820ee85001d68b507c87eb9a016b3b6e41f416f5ec577ca5fc72c8feb27c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585c820ee85001d68b507c87eb9a016b3b6e41f416f5ec577ca5fc72c8feb27c", kill_on_drop: false }`
[INFO] [stdout] 585c820ee85001d68b507c87eb9a016b3b6e41f416f5ec577ca5fc72c8feb27c