[INFO] fetching crate flate2 1.0.22...
[INFO] building flate2-1.0.22 against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] extracting crate flate2 1.0.22 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate flate2 1.0.22 on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flate2 1.0.22
[INFO] finished tweaking crates.io crate flate2 1.0.22
[INFO] tweaked toml for crates.io crate flate2 1.0.22 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate flate2 1.0.22 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e57e1ce0c195427b0b11322f8e9441ecf8ec22d28188bd5083838e61e6a04d7
[INFO] running `Command { std: "docker" "start" "-a" "6e57e1ce0c195427b0b11322f8e9441ecf8ec22d28188bd5083838e61e6a04d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e57e1ce0c195427b0b11322f8e9441ecf8ec22d28188bd5083838e61e6a04d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e57e1ce0c195427b0b11322f8e9441ecf8ec22d28188bd5083838e61e6a04d7", kill_on_drop: false }`
[INFO] [stdout] 6e57e1ce0c195427b0b11322f8e9441ecf8ec22d28188bd5083838e61e6a04d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 368e887a1f011ca5bb9b55985d4907b3dac0fb2fa738e15193ba2b7ff6731e85
[INFO] running `Command { std: "docker" "start" "-a" "368e887a1f011ca5bb9b55985d4907b3dac0fb2fa738e15193ba2b7ff6731e85", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling flate2 v1.0.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "368e887a1f011ca5bb9b55985d4907b3dac0fb2fa738e15193ba2b7ff6731e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368e887a1f011ca5bb9b55985d4907b3dac0fb2fa738e15193ba2b7ff6731e85", kill_on_drop: false }`
[INFO] [stdout] 368e887a1f011ca5bb9b55985d4907b3dac0fb2fa738e15193ba2b7ff6731e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 090f18e6122d0bd3f92e0a0b07a9ea3cf92c867e482c5c29a24cb5e4935694f5
[INFO] running `Command { std: "docker" "start" "-a" "090f18e6122d0bd3f92e0a0b07a9ea3cf92c867e482c5c29a24cb5e4935694f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling flate2 v1.0.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.45s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/flate2-ed082e9a9d366204)
[INFO] [stderr]   Executable tests/async-reader.rs (/opt/rustwide/target/debug/deps/async_reader-d934c0b1196293f3)
[INFO] [stderr]   Executable tests/early-flush.rs (/opt/rustwide/target/debug/deps/early_flush-ceea61113633f2d6)
[INFO] [stderr]   Executable tests/empty-read.rs (/opt/rustwide/target/debug/deps/empty_read-eaed0edc0215d851)
[INFO] [stderr]   Executable tests/gunzip.rs (/opt/rustwide/target/debug/deps/gunzip-e33566dace73a113)
[INFO] [stderr]   Executable tests/tokio.rs (/opt/rustwide/target/debug/deps/tokio-acd73bb2eced7609)
[INFO] [stderr]   Executable tests/zero-write.rs (/opt/rustwide/target/debug/deps/zero_write-a419404ee446ab4f)
[INFO] running `Command { std: "docker" "inspect" "090f18e6122d0bd3f92e0a0b07a9ea3cf92c867e482c5c29a24cb5e4935694f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090f18e6122d0bd3f92e0a0b07a9ea3cf92c867e482c5c29a24cb5e4935694f5", kill_on_drop: false }`
[INFO] [stdout] 090f18e6122d0bd3f92e0a0b07a9ea3cf92c867e482c5c29a24cb5e4935694f5