[INFO] cloning repository https://github.com/beeper/synapse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beeper/synapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeeper%2Fsynapse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeeper%2Fsynapse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71f31c694670034ee727f6b345fe0f1ab73b4865
[INFO] checking beeper/synapse against master#818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc for pr-156114-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeeper%2Fsynapse" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/beeper/synapse
[INFO] finished tweaking git repo https://github.com/beeper/synapse
[INFO] tweaked toml for git repo https://github.com/beeper/synapse written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/beeper/synapse on toolchain 818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/beeper/synapse 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" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ulid v1.2.1
[INFO] [stderr]   Downloaded serde v1.0.224
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[INFO] [stderr]   Downloaded pyo3-build-config v0.25.1
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[INFO] [stderr]   Downloaded pythonize v0.25.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.25.1
[INFO] [stderr]   Downloaded pyo3-log v0.12.4
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[INFO] [stderr]   Downloaded icu_locale v2.0.0
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[INFO] [stderr]   Downloaded icu_segmenter v2.0.0
[INFO] [stderr]   Downloaded icu_segmenter_data v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fde4712e396aba8badaabb97302f5f4555c3f7c243a50fab1fd66da6ab7dc62c
[INFO] running `Command { std: "docker" "start" "-a" "fde4712e396aba8badaabb97302f5f4555c3f7c243a50fab1fd66da6ab7dc62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fde4712e396aba8badaabb97302f5f4555c3f7c243a50fab1fd66da6ab7dc62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde4712e396aba8badaabb97302f5f4555c3f7c243a50fab1fd66da6ab7dc62c", kill_on_drop: false }`
[INFO] [stdout] fde4712e396aba8badaabb97302f5f4555c3f7c243a50fab1fd66da6ab7dc62c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14361df9f9edad371e788e7abccbc4174a2608f5ee233cef9e6d3d6ca216ca31
[INFO] running `Command { std: "docker" "start" "-a" "14361df9f9edad371e788e7abccbc4174a2608f5ee233cef9e6d3d6ca216ca31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]    Compiling synapse v0.1.0 (/opt/rustwide/workdir/rust)
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[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.224
[INFO] [stderr]     Checking futures-util v0.3.31
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[INFO] [stderr]     Checking tower-http v0.6.6
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rust/src/http_client.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn defer(py: Python<'_>) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                     ^^               ^^^^^^^^^^^^^
[INFO] [stdout]     |                     |                ||
[INFO] [stdout]     |                     |                |the same lifetime is hidden here
[INFO] [stdout]     |                     |                the same lifetime is elided here
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn defer(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rust/src/http_client.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn defer(py: Python<'_>) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                     ^^               ^^^^^^^^^^^^^
[INFO] [stdout]     |                     |                ||
[INFO] [stdout]     |                     |                |the same lifetime is hidden here
[INFO] [stdout]     |                     |                the same lifetime is elided here
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn defer(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.59s
[INFO] running `Command { std: "docker" "inspect" "14361df9f9edad371e788e7abccbc4174a2608f5ee233cef9e6d3d6ca216ca31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14361df9f9edad371e788e7abccbc4174a2608f5ee233cef9e6d3d6ca216ca31", kill_on_drop: false }`
[INFO] [stdout] 14361df9f9edad371e788e7abccbc4174a2608f5ee233cef9e6d3d6ca216ca31
