[INFO] updating cached repository adrien-thebault/r2d2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adrien-thebault/r2d2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adrien-thebault/r2d2" "work/ex/beta-1.38-1/sources/1.37.0/gh/adrien-thebault/r2d2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/adrien-thebault/r2d2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adrien-thebault/r2d2" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9698f18618304a6a5c27c3587f1d4d688ced9f1e
[INFO] sha for GitHub repo adrien-thebault/r2d2: 9698f18618304a6a5c27c3587f1d4d688ced9f1e
[INFO] validating manifest of adrien-thebault/r2d2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adrien-thebault/r2d2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing adrien-thebault/r2d2
[INFO] finished frobbing adrien-thebault/r2d2
[INFO] frobbed toml for adrien-thebault/r2d2 written to work/ex/beta-1.38-1/sources/1.37.0/gh/adrien-thebault/r2d2/Cargo.toml
[INFO] started frobbing adrien-thebault/r2d2
[INFO] finished frobbing adrien-thebault/r2d2
[INFO] frobbed toml for adrien-thebault/r2d2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2/Cargo.toml
[INFO] crate adrien-thebault/r2d2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing adrien-thebault/r2d2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 68d8084d4c94e755137e17df7ca55a627c981a8ae57ad3a75b28f9e2e84de42d
[INFO] running `"docker" "start" "-a" "68d8084d4c94e755137e17df7ca55a627c981a8ae57ad3a75b28f9e2e84de42d"`
[INFO] [stderr]    Compiling lazycell v1.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling sha1 v0.4.0
[INFO] [stderr]    Compiling utf-8 v0.7.4
[INFO] [stderr]    Compiling encoding_rs v0.8.6
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling input_buffer v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling libflate v0.1.16
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling fern v0.5.6
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling crossbeam-channel v0.2.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-signal v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling trust-dns-proto v0.4.0
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling tungstenite v0.5.4
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling actix v0.7.4
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.8.8
[INFO] [stderr]    Compiling slack_api v0.20.0
[INFO] [stderr]    Compiling slack v0.21.0
[INFO] [stderr]    Compiling r2d2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot find type `Message` in this scope
[INFO] [stderr]  --> src/messages/register_recipient.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     M: Message + Send,
[INFO] [stderr]   |        ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(proc_macro_derive_resolution_fallback)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `"docker" "inspect" "68d8084d4c94e755137e17df7ca55a627c981a8ae57ad3a75b28f9e2e84de42d"`
[INFO] running `"docker" "rm" "-f" "68d8084d4c94e755137e17df7ca55a627c981a8ae57ad3a75b28f9e2e84de42d"`
[INFO] [stdout] 68d8084d4c94e755137e17df7ca55a627c981a8ae57ad3a75b28f9e2e84de42d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] bbbb31867cd4953ba010606a1eacb5a62bf694175b94a74c5c4f71bc9ce2f545
[INFO] running `"docker" "start" "-a" "bbbb31867cd4953ba010606a1eacb5a62bf694175b94a74c5c4f71bc9ce2f545"`
[INFO] [stderr]    Compiling r2d2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot find type `Message` in this scope
[INFO] [stderr]  --> src/messages/register_recipient.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     M: Message + Send,
[INFO] [stderr]   |        ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(proc_macro_derive_resolution_fallback)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "bbbb31867cd4953ba010606a1eacb5a62bf694175b94a74c5c4f71bc9ce2f545"`
[INFO] running `"docker" "rm" "-f" "bbbb31867cd4953ba010606a1eacb5a62bf694175b94a74c5c4f71bc9ce2f545"`
[INFO] [stdout] bbbb31867cd4953ba010606a1eacb5a62bf694175b94a74c5c4f71bc9ce2f545
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adrien-thebault/r2d2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 68f7292794e991308a84fd662e56d4e9f059e0fa0b8a6fbbe1f14fcce65763b8
[INFO] running `"docker" "start" "-a" "68f7292794e991308a84fd662e56d4e9f059e0fa0b8a6fbbe1f14fcce65763b8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r2d2-e16cc323dc65459f
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "68f7292794e991308a84fd662e56d4e9f059e0fa0b8a6fbbe1f14fcce65763b8"`
[INFO] running `"docker" "rm" "-f" "68f7292794e991308a84fd662e56d4e9f059e0fa0b8a6fbbe1f14fcce65763b8"`
[INFO] [stdout] 68f7292794e991308a84fd662e56d4e9f059e0fa0b8a6fbbe1f14fcce65763b8