[INFO] fetching crate rustfilt 0.2.1...
[INFO] testing rustfilt-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rustfilt 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustfilt 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustfilt 0.2.1
[INFO] finished tweaking crates.io crate rustfilt 0.2.1
[INFO] tweaked toml for crates.io crate rustfilt 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9416a05025a69f0258f3825e5ed6430a766b29cdb469ddfc6f1c25ab431bb550
[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" "9416a05025a69f0258f3825e5ed6430a766b29cdb469ddfc6f1c25ab431bb550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9416a05025a69f0258f3825e5ed6430a766b29cdb469ddfc6f1c25ab431bb550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9416a05025a69f0258f3825e5ed6430a766b29cdb469ddfc6f1c25ab431bb550", kill_on_drop: false }`
[INFO] [stdout] 9416a05025a69f0258f3825e5ed6430a766b29cdb469ddfc6f1c25ab431bb550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6208e67ae512365033dfe4897b93bae951bea4eee42d1f1ae4b702ad12e6a496
[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" "6208e67ae512365033dfe4897b93bae951bea4eee42d1f1ae4b702ad12e6a496", kill_on_drop: false }`
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rustfilt v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `Command { std: "docker" "inspect" "6208e67ae512365033dfe4897b93bae951bea4eee42d1f1ae4b702ad12e6a496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6208e67ae512365033dfe4897b93bae951bea4eee42d1f1ae4b702ad12e6a496", kill_on_drop: false }`
[INFO] [stdout] 6208e67ae512365033dfe4897b93bae951bea4eee42d1f1ae4b702ad12e6a496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af51fe51c1a18f65abda4f2fc7612d55d1d32c544f94dc23aeec496f8a60d295
[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" "af51fe51c1a18f65abda4f2fc7612d55d1d32c544f94dc23aeec496f8a60d295", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustfilt v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "af51fe51c1a18f65abda4f2fc7612d55d1d32c544f94dc23aeec496f8a60d295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af51fe51c1a18f65abda4f2fc7612d55d1d32c544f94dc23aeec496f8a60d295", kill_on_drop: false }`
[INFO] [stdout] af51fe51c1a18f65abda4f2fc7612d55d1d32c544f94dc23aeec496f8a60d295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4c68df91c9e0c47572e5e448a0f2baf43de9c19a7f809aa21efe7363d5abbfe
[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" "e4c68df91c9e0c47572e5e448a0f2baf43de9c19a7f809aa21efe7363d5abbfe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustfilt-18474ae450e01f9f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::ignores_text ... ok
[INFO] [stdout] test tests::not_noop_demangles ... ok
[INFO] [stdout] test tests::standalone_demangles ... ok
[INFO] [stdout] test tests::stream_without_newlines ... ok
[INFO] [stdout] test tests::standalone_demangles_nohash ... ok
[INFO] [stdout] test tests::embedded_demangle_nohash ... ok
[INFO] [stdout] test tests::embedded_demangle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4c68df91c9e0c47572e5e448a0f2baf43de9c19a7f809aa21efe7363d5abbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c68df91c9e0c47572e5e448a0f2baf43de9c19a7f809aa21efe7363d5abbfe", kill_on_drop: false }`
[INFO] [stdout] e4c68df91c9e0c47572e5e448a0f2baf43de9c19a7f809aa21efe7363d5abbfe