[INFO] fetching crate attrsets 0.1.0...
[INFO] testing attrsets-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate attrsets 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate attrsets 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate attrsets 0.1.0
[INFO] finished tweaking crates.io crate attrsets 0.1.0
[INFO] tweaked toml for crates.io crate attrsets 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] 53104a6c09a99529edd087dcd526f3a6445bc484232935a97fbcaf12d173123c
[INFO] running `Command { std: "docker" "start" "-a" "53104a6c09a99529edd087dcd526f3a6445bc484232935a97fbcaf12d173123c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53104a6c09a99529edd087dcd526f3a6445bc484232935a97fbcaf12d173123c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53104a6c09a99529edd087dcd526f3a6445bc484232935a97fbcaf12d173123c", kill_on_drop: false }`
[INFO] [stdout] 53104a6c09a99529edd087dcd526f3a6445bc484232935a97fbcaf12d173123c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] bdf827e65a3cbd0c8c4d1f3ffd4b9b08a09e6b8342af3f9d7039bcf6ea4b7662
[INFO] running `Command { std: "docker" "start" "-a" "bdf827e65a3cbd0c8c4d1f3ffd4b9b08a09e6b8342af3f9d7039bcf6ea4b7662", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling attrsets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.09s
[INFO] running `Command { std: "docker" "inspect" "bdf827e65a3cbd0c8c4d1f3ffd4b9b08a09e6b8342af3f9d7039bcf6ea4b7662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf827e65a3cbd0c8c4d1f3ffd4b9b08a09e6b8342af3f9d7039bcf6ea4b7662", kill_on_drop: false }`
[INFO] [stdout] bdf827e65a3cbd0c8c4d1f3ffd4b9b08a09e6b8342af3f9d7039bcf6ea4b7662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f3c40b150d710fa8ec0615c6e3f0bed6ccc0191e2fbd616a73cd33140992d36
[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" "1f3c40b150d710fa8ec0615c6e3f0bed6ccc0191e2fbd616a73cd33140992d36", kill_on_drop: false }`
[INFO] [stderr]    Compiling attrsets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "1f3c40b150d710fa8ec0615c6e3f0bed6ccc0191e2fbd616a73cd33140992d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3c40b150d710fa8ec0615c6e3f0bed6ccc0191e2fbd616a73cd33140992d36", kill_on_drop: false }`
[INFO] [stdout] 1f3c40b150d710fa8ec0615c6e3f0bed6ccc0191e2fbd616a73cd33140992d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] e90001e2f8db5d7cbb6ab052248ee1f21f8fbe8e5d767e55c1d828d6f23c4e21
[INFO] running `Command { std: "docker" "start" "-a" "e90001e2f8db5d7cbb6ab052248ee1f21f8fbe8e5d767e55c1d828d6f23c4e21", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/attrsets-6623348b7f6e1789)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests attrsets
[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] [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" "e90001e2f8db5d7cbb6ab052248ee1f21f8fbe8e5d767e55c1d828d6f23c4e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90001e2f8db5d7cbb6ab052248ee1f21f8fbe8e5d767e55c1d828d6f23c4e21", kill_on_drop: false }`
[INFO] [stdout] e90001e2f8db5d7cbb6ab052248ee1f21f8fbe8e5d767e55c1d828d6f23c4e21