[INFO] fetching crate at-collection 0.3.0...
[INFO] testing at-collection-0.3.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate at-collection 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate at-collection 0.3.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate at-collection 0.3.0
[INFO] finished tweaking crates.io crate at-collection 0.3.0
[INFO] tweaked toml for crates.io crate at-collection 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc6c42e92af1842ed1cc1ee41c45a1847138b077cf97a311e8897d86900ac1c1
[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" "bc6c42e92af1842ed1cc1ee41c45a1847138b077cf97a311e8897d86900ac1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc6c42e92af1842ed1cc1ee41c45a1847138b077cf97a311e8897d86900ac1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6c42e92af1842ed1cc1ee41c45a1847138b077cf97a311e8897d86900ac1c1", kill_on_drop: false }`
[INFO] [stdout] bc6c42e92af1842ed1cc1ee41c45a1847138b077cf97a311e8897d86900ac1c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f5639afb3db5feafdf4324ba07977fcd491fe5a7ffa58c235de6c1ab11efdb5
[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" "1f5639afb3db5feafdf4324ba07977fcd491fe5a7ffa58c235de6c1ab11efdb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling at-collection v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "1f5639afb3db5feafdf4324ba07977fcd491fe5a7ffa58c235de6c1ab11efdb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5639afb3db5feafdf4324ba07977fcd491fe5a7ffa58c235de6c1ab11efdb5", kill_on_drop: false }`
[INFO] [stdout] 1f5639afb3db5feafdf4324ba07977fcd491fe5a7ffa58c235de6c1ab11efdb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f20fd0b1d9ca984e8157ffb3eb8cb21f82d81c9210308d4e9146244e657535b
[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" "3f20fd0b1d9ca984e8157ffb3eb8cb21f82d81c9210308d4e9146244e657535b", kill_on_drop: false }`
[INFO] [stderr]    Compiling at-collection v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "3f20fd0b1d9ca984e8157ffb3eb8cb21f82d81c9210308d4e9146244e657535b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f20fd0b1d9ca984e8157ffb3eb8cb21f82d81c9210308d4e9146244e657535b", kill_on_drop: false }`
[INFO] [stdout] 3f20fd0b1d9ca984e8157ffb3eb8cb21f82d81c9210308d4e9146244e657535b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdf98963cdc5d61d6155ddf43c4a00430b24141d5310e54b96adb9c671703bf5
[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" "fdf98963cdc5d61d6155ddf43c4a00430b24141d5310e54b96adb9c671703bf5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/at_collection-e1d19a58c8ba513d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::into_iter ... ok
[INFO] [stderr]    Doc-tests at-collection
[INFO] [stdout] test tests::for_iter ... ok
[INFO] [stdout] test tests::at_least_two_expr ... ok
[INFO] [stdout] test tests::at_least_one_macro ... ok
[INFO] [stdout] test tests::at_least_two_macro ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::to_one ... ok
[INFO] [stdout] test tests::try_from ... ok
[INFO] [stdout] test tests::length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "fdf98963cdc5d61d6155ddf43c4a00430b24141d5310e54b96adb9c671703bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf98963cdc5d61d6155ddf43c4a00430b24141d5310e54b96adb9c671703bf5", kill_on_drop: false }`
[INFO] [stdout] fdf98963cdc5d61d6155ddf43c4a00430b24141d5310e54b96adb9c671703bf5
