[INFO] cloning repository https://github.com/testnetrunn/cosmos-stream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/testnetrunn/cosmos-stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftestnetrunn%2Fcosmos-stream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftestnetrunn%2Fcosmos-stream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a7f0adb21f28367091417eac395b85709e04485
[INFO] checking testnetrunn/cosmos-stream against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftestnetrunn%2Fcosmos-stream" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/testnetrunn/cosmos-stream
[INFO] finished tweaking git repo https://github.com/testnetrunn/cosmos-stream
[INFO] tweaked toml for git repo https://github.com/testnetrunn/cosmos-stream written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/testnetrunn/cosmos-stream on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/testnetrunn/cosmos-stream 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle-encoding v0.5.1
[INFO] [stderr]   Downloaded ed25519-consensus v2.1.0
[INFO] [stderr]   Downloaded peg-runtime v0.7.0
[INFO] [stderr]   Downloaded flex-error v0.4.4
[INFO] [stderr]   Downloaded tendermint-config v0.30.0
[INFO] [stderr]   Downloaded peg-macros v0.7.0
[INFO] [stderr]   Downloaded async-tungstenite v0.20.0
[INFO] [stderr]   Downloaded tungstenite v0.18.0
[INFO] [stderr]   Downloaded eyre v0.6.8
[INFO] [stderr]   Downloaded prost-types v0.11.8
[INFO] [stderr]   Downloaded tendermint-proto v0.30.0
[INFO] [stderr]   Downloaded tendermint v0.30.0
[INFO] [stderr]   Downloaded tendermint-rpc v0.30.0
[INFO] [stderr]   Downloaded peg v0.7.0
[INFO] [stderr]   Downloaded subtle-ng v2.5.0
[INFO] [stderr]   Downloaded curve25519-dalek-ng v4.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c41207ae1fc33ce8b3ddad203a7642127c68949cb03a246e81563525353d2e6
[INFO] running `Command { std: "docker" "start" "-a" "7c41207ae1fc33ce8b3ddad203a7642127c68949cb03a246e81563525353d2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c41207ae1fc33ce8b3ddad203a7642127c68949cb03a246e81563525353d2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c41207ae1fc33ce8b3ddad203a7642127c68949cb03a246e81563525353d2e6", kill_on_drop: false }`
[INFO] [stdout] 7c41207ae1fc33ce8b3ddad203a7642127c68949cb03a246e81563525353d2e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73241797760da9c3b536d4e80d434cfd797e67b9e15cb8c985386d69a7f75dcb
[INFO] running `Command { std: "docker" "start" "-a" "73241797760da9c3b536d4e80d434cfd797e67b9e15cb8c985386d69a7f75dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking cpufeatures v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.55/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "73241797760da9c3b536d4e80d434cfd797e67b9e15cb8c985386d69a7f75dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73241797760da9c3b536d4e80d434cfd797e67b9e15cb8c985386d69a7f75dcb", kill_on_drop: false }`
[INFO] [stdout] 73241797760da9c3b536d4e80d434cfd797e67b9e15cb8c985386d69a7f75dcb