[INFO] updating cached repository https://github.com/colelawrence/dewey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4dc1ef32c22923d9aa8e28461d1f7e41eb46167
[INFO] testing colelawrence/dewey against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolelawrence%2Fdewey" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colelawrence/dewey on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colelawrence/dewey
[INFO] finished tweaking git repo https://github.com/colelawrence/dewey
[INFO] tweaked toml for git repo https://github.com/colelawrence/dewey written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/colelawrence/dewey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53922a290504302b9fbf6397650797c9489a3f482120d992ba7212364794a195
[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" "53922a290504302b9fbf6397650797c9489a3f482120d992ba7212364794a195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53922a290504302b9fbf6397650797c9489a3f482120d992ba7212364794a195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53922a290504302b9fbf6397650797c9489a3f482120d992ba7212364794a195", kill_on_drop: false }`
[INFO] [stdout] 53922a290504302b9fbf6397650797c9489a3f482120d992ba7212364794a195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", 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] 874c26ebbb417ed8566ba649e819199020e5511f4481fd04884ab33ab647bf9a
[INFO] running `Command { std: "docker" "start" "-a" "874c26ebbb417ed8566ba649e819199020e5511f4481fd04884ab33ab647bf9a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling winapi-build v0.1.1
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[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling arc-swap v0.3.7
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[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling antidote v1.0.0
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[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.2.0
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[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
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[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling backoff v0.1.2
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[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.16
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling diesel-derive-enum v0.4.4
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling dotenv v0.9.0
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling dotenv v0.8.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling redis-async v0.4.4
[INFO] [stderr]    Compiling tokio-openssl v0.2.1
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-async-0.4.4/src/client/pubsub.rs:294:41
[INFO] [stdout]     |
[INFO] [stdout] 294 |         self.con.unsubscribe(self.topic.as_ref());
[INFO] [stdout]     |                              -----------^^^^^^--
[INFO] [stdout]     |                              |          |
[INFO] [stdout]     |                              |          cannot infer type for struct `std::string::String`
[INFO] [stdout]     |                              this method call resolves to `&T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::AsRef<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-async`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "874c26ebbb417ed8566ba649e819199020e5511f4481fd04884ab33ab647bf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874c26ebbb417ed8566ba649e819199020e5511f4481fd04884ab33ab647bf9a", kill_on_drop: false }`
[INFO] [stdout] 874c26ebbb417ed8566ba649e819199020e5511f4481fd04884ab33ab647bf9a