[INFO] cloning repository https://github.com/dhbradshaw/rrast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhbradshaw/rrast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhbradshaw%2Frrast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhbradshaw%2Frrast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 913cb2d9b4b89ffbae0365ce05ffcf4765ae8ca7
[INFO] checking dhbradshaw/rrast against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhbradshaw%2Frrast" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhbradshaw/rrast on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhbradshaw/rrast
[INFO] finished tweaking git repo https://github.com/dhbradshaw/rrast
[INFO] tweaked toml for git repo https://github.com/dhbradshaw/rrast written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dhbradshaw/rrast already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redis v0.9.1
[INFO] [stderr]   Downloaded memchr v2.1.0
[INFO] [stderr]   Downloaded byteorder v1.2.6
[INFO] [stderr]   Downloaded log v0.4.5
[INFO] [stderr]   Downloaded tokio-io v0.1.9
[INFO] [stderr]   Downloaded combine v3.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db5f042229eddc35c38fa9adf6194adc253fecb5e323407c9cb04379bac729e
[INFO] running `Command { std: "docker" "start" "-a" "3db5f042229eddc35c38fa9adf6194adc253fecb5e323407c9cb04379bac729e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db5f042229eddc35c38fa9adf6194adc253fecb5e323407c9cb04379bac729e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db5f042229eddc35c38fa9adf6194adc253fecb5e323407c9cb04379bac729e", kill_on_drop: false }`
[INFO] [stdout] 3db5f042229eddc35c38fa9adf6194adc253fecb5e323407c9cb04379bac729e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5416751c7c0f954efe31b949b07bcd90f46d3b74f531771cf7a9653c01910f63
[INFO] running `Command { std: "docker" "start" "-a" "5416751c7c0f954efe31b949b07bcd90f46d3b74f531771cf7a9653c01910f63", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]    Compiling redis v0.9.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking combine v3.6.1
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking rrast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.9.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5416751c7c0f954efe31b949b07bcd90f46d3b74f531771cf7a9653c01910f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5416751c7c0f954efe31b949b07bcd90f46d3b74f531771cf7a9653c01910f63", kill_on_drop: false }`
[INFO] [stdout] 5416751c7c0f954efe31b949b07bcd90f46d3b74f531771cf7a9653c01910f63