[INFO] fetching crate parallel_reader 0.1.2...
[INFO] testing parallel_reader-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate parallel_reader 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate parallel_reader 0.1.2 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 parallel_reader 0.1.2
[INFO] finished tweaking crates.io crate parallel_reader 0.1.2
[INFO] tweaked toml for crates.io crate parallel_reader 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate parallel_reader 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3ae1dae8ffc92cf2e8af124baefbacec26b11d208e9c6ac384f8d1dfa41acda
[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" "a3ae1dae8ffc92cf2e8af124baefbacec26b11d208e9c6ac384f8d1dfa41acda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3ae1dae8ffc92cf2e8af124baefbacec26b11d208e9c6ac384f8d1dfa41acda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ae1dae8ffc92cf2e8af124baefbacec26b11d208e9c6ac384f8d1dfa41acda", kill_on_drop: false }`
[INFO] [stdout] a3ae1dae8ffc92cf2e8af124baefbacec26b11d208e9c6ac384f8d1dfa41acda
[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=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] [stdout] 1a338f03459f628350b003ebbbf7259392fcd5bd4b76bc8284973f1e1334f506
[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" "1a338f03459f628350b003ebbbf7259392fcd5bd4b76bc8284973f1e1334f506", kill_on_drop: false }`
[INFO] [stderr]    Compiling parallel_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1a338f03459f628350b003ebbbf7259392fcd5bd4b76bc8284973f1e1334f506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a338f03459f628350b003ebbbf7259392fcd5bd4b76bc8284973f1e1334f506", kill_on_drop: false }`
[INFO] [stdout] 1a338f03459f628350b003ebbbf7259392fcd5bd4b76bc8284973f1e1334f506
[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=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] 2be993c9710592772515704ed9365bde25f16de30ffd731410305445a73a944c
[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" "2be993c9710592772515704ed9365bde25f16de30ffd731410305445a73a944c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling parallel_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.85s
[INFO] running `Command { std: "docker" "inspect" "2be993c9710592772515704ed9365bde25f16de30ffd731410305445a73a944c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be993c9710592772515704ed9365bde25f16de30ffd731410305445a73a944c", kill_on_drop: false }`
[INFO] [stdout] 2be993c9710592772515704ed9365bde25f16de30ffd731410305445a73a944c
[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=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] 12daf9a25bcb6fe8aa9d1390cd5294f206fe2a3a5841ea7523dd6927673ec127
[INFO] running `Command { std: "docker" "start" "-a" "12daf9a25bcb6fe8aa9d1390cd5294f206fe2a3a5841ea7523dd6927673ec127", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parallel_reader-31eab32946ca91df)
[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]    Doc-tests parallel_reader
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - read_stream_and_process_chunks_in_parallel (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12daf9a25bcb6fe8aa9d1390cd5294f206fe2a3a5841ea7523dd6927673ec127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12daf9a25bcb6fe8aa9d1390cd5294f206fe2a3a5841ea7523dd6927673ec127", kill_on_drop: false }`
[INFO] [stdout] 12daf9a25bcb6fe8aa9d1390cd5294f206fe2a3a5841ea7523dd6927673ec127