[INFO] cloning repository https://github.com/hlb8122/bitcoin-spring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hlb8122/bitcoin-spring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlb8122%2Fbitcoin-spring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlb8122%2Fbitcoin-spring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d391ca967077a92bd419e25e6f981a5d6e5d67b9
[INFO] checking hlb8122/bitcoin-spring against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlb8122%2Fbitcoin-spring" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hlb8122/bitcoin-spring on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hlb8122/bitcoin-spring
[INFO] finished tweaking git repo https://github.com/hlb8122/bitcoin-spring
[INFO] tweaked toml for git repo https://github.com/hlb8122/bitcoin-spring written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hlb8122/bitcoin-spring 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hlb8122/rust-bitcoin-zmq.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-util v0.1.0
[INFO] [stderr]   Downloaded http-connection v0.1.0
[INFO] [stderr]   Downloaded tower-http-util v0.1.0
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded tower-service v0.2.0
[INFO] [stderr]   Downloaded tower-layer v0.1.0
[INFO] [stderr]   Downloaded syn v0.15.40
[INFO] [stderr]   Downloaded async-zmq-derive v0.1.0
[INFO] [stderr]   Downloaded zmq v0.9.1
[INFO] [stderr]   Downloaded prost v0.5.0
[INFO] [stderr]   Downloaded http v0.1.17
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] [stderr]   Downloaded h2 v0.1.25
[INFO] [stderr]   Downloaded tower-grpc v0.1.0
[INFO] [stderr]   Downloaded codegen v0.1.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded backtrace v0.3.33
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded async-zmq-types v0.3.2
[INFO] [stderr]   Downloaded futures-zmq v0.5.0
[INFO] [stderr]   Downloaded zmq-sys v0.9.1
[INFO] [stderr]   Downloaded prost-derive v0.5.0
[INFO] [stderr]   Downloaded prost-types v0.5.0
[INFO] [stderr]   Downloaded tower-grpc-build v0.1.0
[INFO] [stderr]   Downloaded prost-build v0.5.0
[INFO] [stderr]   Downloaded bus_queue v0.4.0
[INFO] [stderr]   Downloaded tower-hyper v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a46648c05e861625cae0fd276ee541bb09fa4ef47d1969fe78a454e35042164a
[INFO] running `Command { std: "docker" "start" "-a" "a46648c05e861625cae0fd276ee541bb09fa4ef47d1969fe78a454e35042164a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a46648c05e861625cae0fd276ee541bb09fa4ef47d1969fe78a454e35042164a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46648c05e861625cae0fd276ee541bb09fa4ef47d1969fe78a454e35042164a", kill_on_drop: false }`
[INFO] [stdout] a46648c05e861625cae0fd276ee541bb09fa4ef47d1969fe78a454e35042164a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b1e680270d9f52b883f414b8255909b5c0fc091d5fd15213e6506fd167ef42
[INFO] running `Command { std: "docker" "start" "-a" "f3b1e680270d9f52b883f414b8255909b5c0fc091d5fd15213e6506fd167ef42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling zmq v0.9.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]    Compiling zmq-sys v0.9.1
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking owned-alloc v0.2.0
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]     Checking lockfree v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking backtrace v0.3.33
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking tower-http-util v0.1.0
[INFO] [stderr]     Checking bus_queue v0.4.0
[INFO] [stderr]    Compiling async-zmq-derive v0.1.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking async-zmq-types v0.3.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking futures-zmq v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking bitcoin-zmq v0.1.0 (https://github.com/hlb8122/rust-bitcoin-zmq.git#7f9bc924)
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tower-hyper v0.1.0
[INFO] [stderr]     Checking tower-grpc v0.1.0
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0
[INFO] [stderr]    Compiling bitcoin-spring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 171 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 178 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 171 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 178 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "f3b1e680270d9f52b883f414b8255909b5c0fc091d5fd15213e6506fd167ef42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b1e680270d9f52b883f414b8255909b5c0fc091d5fd15213e6506fd167ef42", kill_on_drop: false }`
[INFO] [stdout] f3b1e680270d9f52b883f414b8255909b5c0fc091d5fd15213e6506fd167ef42
[INFO] checking hlb8122/bitcoin-spring against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlb8122%2Fbitcoin-spring" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hlb8122/bitcoin-spring on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hlb8122/bitcoin-spring
[INFO] finished tweaking git repo https://github.com/hlb8122/bitcoin-spring
[INFO] tweaked toml for git repo https://github.com/hlb8122/bitcoin-spring written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hlb8122/bitcoin-spring 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d54578bdda0805844c538dc4f4bbeb391ff2e873b1aa6fcff5b104fc7f6b78
[INFO] running `Command { std: "docker" "start" "-a" "41d54578bdda0805844c538dc4f4bbeb391ff2e873b1aa6fcff5b104fc7f6b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d54578bdda0805844c538dc4f4bbeb391ff2e873b1aa6fcff5b104fc7f6b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d54578bdda0805844c538dc4f4bbeb391ff2e873b1aa6fcff5b104fc7f6b78", kill_on_drop: false }`
[INFO] [stdout] 41d54578bdda0805844c538dc4f4bbeb391ff2e873b1aa6fcff5b104fc7f6b78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e88c3a86c1e9e42f2aabc52fd9da831c1f5ccd230b6f6b694a59b699dd99662
[INFO] running `Command { std: "docker" "start" "-a" "1e88c3a86c1e9e42f2aabc52fd9da831c1f5ccd230b6f6b694a59b699dd99662", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling zmq-sys v0.9.1
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]    Compiling zmq v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking owned-alloc v0.2.0
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking lockfree v0.5.1
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tower-http-util v0.1.0
[INFO] [stderr]     Checking bus_queue v0.4.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling async-zmq-derive v0.1.0
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking async-zmq-types v0.3.2
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking futures-zmq v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking bitcoin-zmq v0.1.0 (https://github.com/hlb8122/rust-bitcoin-zmq.git#7f9bc924)
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tower-hyper v0.1.0
[INFO] [stderr]     Checking tower-grpc v0.1.0
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0
[INFO] [stderr]    Compiling bitcoin-spring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 171 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 171 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 178 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/bitcoin-spring-35acdbfc1dae8c98/out/spring.rs:60:13
[INFO] [stdout]     |
[INFO] [stdout] 60  |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |             ^^^^^^ matches no values because `Never` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 178 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `Command { std: "docker" "inspect" "1e88c3a86c1e9e42f2aabc52fd9da831c1f5ccd230b6f6b694a59b699dd99662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e88c3a86c1e9e42f2aabc52fd9da831c1f5ccd230b6f6b694a59b699dd99662", kill_on_drop: false }`
[INFO] [stdout] 1e88c3a86c1e9e42f2aabc52fd9da831c1f5ccd230b6f6b694a59b699dd99662