[INFO] fetching crate parallel_reader 0.1.2...
[INFO] testing parallel_reader-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate parallel_reader 0.1.2 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate parallel_reader 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-87/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-2022-04-10" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2880433f4f8d7a42cb040f180df18715a30b20f354bfe8006dee9385c098770c
[INFO] running `Command { std: "docker" "start" "-a" "2880433f4f8d7a42cb040f180df18715a30b20f354bfe8006dee9385c098770c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2880433f4f8d7a42cb040f180df18715a30b20f354bfe8006dee9385c098770c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2880433f4f8d7a42cb040f180df18715a30b20f354bfe8006dee9385c098770c", kill_on_drop: false }`
[INFO] [stdout] 2880433f4f8d7a42cb040f180df18715a30b20f354bfe8006dee9385c098770c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbac4ce71663704dde418382d5789a14108492664b25cfc5e586d2be7a70c9b7
[INFO] running `Command { std: "docker" "start" "-a" "fbac4ce71663704dde418382d5789a14108492664b25cfc5e586d2be7a70c9b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parallel_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "fbac4ce71663704dde418382d5789a14108492664b25cfc5e586d2be7a70c9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbac4ce71663704dde418382d5789a14108492664b25cfc5e586d2be7a70c9b7", kill_on_drop: false }`
[INFO] [stdout] fbac4ce71663704dde418382d5789a14108492664b25cfc5e586d2be7a70c9b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c05b57b7fa85d4b2db2d80269c0f6288be830d77919abcdd40c3cd0bd9b914d
[INFO] running `Command { std: "docker" "start" "-a" "7c05b57b7fa85d4b2db2d80269c0f6288be830d77919abcdd40c3cd0bd9b914d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.67
[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 58.51s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/parallel_reader-31eab32946ca91df)
[INFO] running `Command { std: "docker" "inspect" "7c05b57b7fa85d4b2db2d80269c0f6288be830d77919abcdd40c3cd0bd9b914d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c05b57b7fa85d4b2db2d80269c0f6288be830d77919abcdd40c3cd0bd9b914d", kill_on_drop: false }`
[INFO] [stdout] 7c05b57b7fa85d4b2db2d80269c0f6288be830d77919abcdd40c3cd0bd9b914d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 757fd0471280ac8168b44aa5d8c685b37ba9439428535a15778ddc3b9cdd70b7
[INFO] running `Command { std: "docker" "start" "-a" "757fd0471280ac8168b44aa5d8c685b37ba9439428535a15778ddc3b9cdd70b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parallel_reader-31eab32946ca91df)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests parallel_reader
[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 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 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "757fd0471280ac8168b44aa5d8c685b37ba9439428535a15778ddc3b9cdd70b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757fd0471280ac8168b44aa5d8c685b37ba9439428535a15778ddc3b9cdd70b7", kill_on_drop: false }`
[INFO] [stdout] 757fd0471280ac8168b44aa5d8c685b37ba9439428535a15778ddc3b9cdd70b7