[INFO] fetching crate brownstone 1.1.0...
[INFO] testing brownstone-1.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate brownstone 1.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate brownstone 1.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brownstone 1.1.0
[INFO] finished tweaking crates.io crate brownstone 1.1.0
[INFO] tweaked toml for crates.io crate brownstone 1.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d203d8d739c84e27d1745d84ce1cf1dba88070e238b8148fa6282be70c93f05e
[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" "d203d8d739c84e27d1745d84ce1cf1dba88070e238b8148fa6282be70c93f05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d203d8d739c84e27d1745d84ce1cf1dba88070e238b8148fa6282be70c93f05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d203d8d739c84e27d1745d84ce1cf1dba88070e238b8148fa6282be70c93f05e", kill_on_drop: false }`
[INFO] [stdout] d203d8d739c84e27d1745d84ce1cf1dba88070e238b8148fa6282be70c93f05e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] be776a5284e232934bcacb35e5c4194451263efab771f114868604ca14f91b8c
[INFO] running `Command { std: "docker" "start" "-a" "be776a5284e232934bcacb35e5c4194451263efab771f114868604ca14f91b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling brownstone v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "be776a5284e232934bcacb35e5c4194451263efab771f114868604ca14f91b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be776a5284e232934bcacb35e5c4194451263efab771f114868604ca14f91b8c", kill_on_drop: false }`
[INFO] [stdout] be776a5284e232934bcacb35e5c4194451263efab771f114868604ca14f91b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] f7033e7c8da4e2f36a32dbcc45e660d23b6706e318bf2ad4e681c70c970dc7a7
[INFO] running `Command { std: "docker" "start" "-a" "f7033e7c8da4e2f36a32dbcc45e660d23b6706e318bf2ad4e681c70c970dc7a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling brownstone v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f7033e7c8da4e2f36a32dbcc45e660d23b6706e318bf2ad4e681c70c970dc7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7033e7c8da4e2f36a32dbcc45e660d23b6706e318bf2ad4e681c70c970dc7a7", kill_on_drop: false }`
[INFO] [stdout] f7033e7c8da4e2f36a32dbcc45e660d23b6706e318bf2ad4e681c70c970dc7a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 95dd157f9f60d7caa03603901761447221a43b3afd51c8cb0ea82a9404e7b864
[INFO] running `Command { std: "docker" "start" "-a" "95dd157f9f60d7caa03603901761447221a43b3afd51c8cb0ea82a9404e7b864", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brownstone-04714c62e16536f9)
[INFO] [stderr]    Doc-tests brownstone
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - build_with (line 90) ... ok
[INFO] [stdout] test src/lib.rs - try_build_iter (line 200) ... ok
[INFO] [stdout] test src/lib.rs - build_iter (line 231) ... ok
[INFO] [stdout] test src/lib.rs - try_build_iter (line 193) ... ok
[INFO] [stdout] test src/lib.rs - build (line 173) ... ok
[INFO] [stdout] test src/lib.rs - build_indexed (line 140) ... ok
[INFO] [stdout] test src/lib.rs - build_cloned (line 247) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95dd157f9f60d7caa03603901761447221a43b3afd51c8cb0ea82a9404e7b864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95dd157f9f60d7caa03603901761447221a43b3afd51c8cb0ea82a9404e7b864", kill_on_drop: false }`
[INFO] [stdout] 95dd157f9f60d7caa03603901761447221a43b3afd51c8cb0ea82a9404e7b864