[INFO] cloning repository https://github.com/mdacach/newsletter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdacach/newsletter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fnewsletter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fnewsletter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 976d99e10be6d7b47f833ac0d9d2146ad8b6252c
[INFO] checking mdacach/newsletter against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fnewsletter" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mdacach/newsletter
[INFO] finished tweaking git repo https://github.com/mdacach/newsletter
[INFO] tweaked toml for git repo https://github.com/mdacach/newsletter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mdacach/newsletter on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mdacach/newsletter 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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quoted_printable v0.4.7
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.90
[INFO] [stderr]   Downloaded actix-web-lab-derive v0.19.0
[INFO] [stderr]   Downloaded mediatype v0.19.13
[INFO] [stderr]   Downloaded cxx-build v1.0.90
[INFO] [stderr]   Downloaded actix-session v0.7.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.90
[INFO] [stderr]   Downloaded tracing-actix-web v0.7.2
[INFO] [stderr]   Downloaded lettre v0.10.2
[INFO] [stderr]   Downloaded serde_html_form v0.2.0
[INFO] [stderr]   Downloaded actix-web-lab v0.19.1
[INFO] [stderr]   Downloaded impl-more v0.1.5
[INFO] [stderr]   Downloaded tracing-bunyan-formatter v0.3.6
[INFO] [stderr]   Downloaded cxx v1.0.90
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69244877420e0465323ed6841b69ddafa8d411f5a45b6161c8830bdef5a6ac8a
[INFO] running `Command { std: "docker" "start" "-a" "69244877420e0465323ed6841b69ddafa8d411f5a45b6161c8830bdef5a6ac8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69244877420e0465323ed6841b69ddafa8d411f5a45b6161c8830bdef5a6ac8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69244877420e0465323ed6841b69ddafa8d411f5a45b6161c8830bdef5a6ac8a", kill_on_drop: false }`
[INFO] [stdout] 69244877420e0465323ed6841b69ddafa8d411f5a45b6161c8830bdef5a6ac8a
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f69debc634c45a5ed6e5c5b7c88035260055918898ec642dd3f1f24a95008827
[INFO] running `Command { std: "docker" "start" "-a" "f69debc634c45a5ed6e5c5b7c88035260055918898ec642dd3f1f24a95008827", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking subtle v2.4.1
[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" "f69debc634c45a5ed6e5c5b7c88035260055918898ec642dd3f1f24a95008827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69debc634c45a5ed6e5c5b7c88035260055918898ec642dd3f1f24a95008827", kill_on_drop: false }`
[INFO] [stdout] f69debc634c45a5ed6e5c5b7c88035260055918898ec642dd3f1f24a95008827