[INFO] fetching crate fpool 0.5.0...
[INFO] testing fpool-0.5.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate fpool 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fpool 0.5.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fpool 0.5.0
[INFO] finished tweaking crates.io crate fpool 0.5.0
[INFO] tweaked toml for crates.io crate fpool 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate fpool 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84d9cf11598cf6d0aa4ceac453f488d3ee27dabdc80da503f34bb29a1536779a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84d9cf11598cf6d0aa4ceac453f488d3ee27dabdc80da503f34bb29a1536779a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84d9cf11598cf6d0aa4ceac453f488d3ee27dabdc80da503f34bb29a1536779a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d9cf11598cf6d0aa4ceac453f488d3ee27dabdc80da503f34bb29a1536779a", kill_on_drop: false }`
[INFO] [stdout] 84d9cf11598cf6d0aa4ceac453f488d3ee27dabdc80da503f34bb29a1536779a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de79ccec1e526d0e217b9c05667d958db7ce0061efdd6a704183c9c50c3ca46c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de79ccec1e526d0e217b9c05667d958db7ce0061efdd6a704183c9c50c3ca46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fpool v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "de79ccec1e526d0e217b9c05667d958db7ce0061efdd6a704183c9c50c3ca46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de79ccec1e526d0e217b9c05667d958db7ce0061efdd6a704183c9c50c3ca46c", kill_on_drop: false }`
[INFO] [stdout] de79ccec1e526d0e217b9c05667d958db7ce0061efdd6a704183c9c50c3ca46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73b850b4b9e50dcaa854ca946d0bf5173df3bbaae58801e964a169fe158305d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a73b850b4b9e50dcaa854ca946d0bf5173df3bbaae58801e964a169fe158305d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fpool v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "a73b850b4b9e50dcaa854ca946d0bf5173df3bbaae58801e964a169fe158305d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73b850b4b9e50dcaa854ca946d0bf5173df3bbaae58801e964a169fe158305d", kill_on_drop: false }`
[INFO] [stdout] a73b850b4b9e50dcaa854ca946d0bf5173df3bbaae58801e964a169fe158305d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e26150166d6fcdd64b9b926b5762b460259240e7e2520640e461afb6b3cf1a10
[INFO] running `Command { std: "docker" "start" "-a" "e26150166d6fcdd64b9b926b5762b460259240e7e2520640e461afb6b3cf1a10", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fpool-bc73d56146947f80)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test pool::round_robin_pool::tests::works_in_round_robin_fashion ... ok
[INFO] [stderr]    Doc-tests fpool
[INFO] [stdout] test pool::round_robin_pool::tests::refills_items_as_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 19) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e26150166d6fcdd64b9b926b5762b460259240e7e2520640e461afb6b3cf1a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26150166d6fcdd64b9b926b5762b460259240e7e2520640e461afb6b3cf1a10", kill_on_drop: false }`
[INFO] [stdout] e26150166d6fcdd64b9b926b5762b460259240e7e2520640e461afb6b3cf1a10