[INFO] fetching crate resw 0.7.0-alpha.2...
[INFO] building resw-0.7.0-alpha.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate resw 0.7.0-alpha.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate resw 0.7.0-alpha.2
[INFO] finished tweaking crates.io crate resw 0.7.0-alpha.2
[INFO] tweaked toml for crates.io crate resw 0.7.0-alpha.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate resw 0.7.0-alpha.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate resw 0.7.0-alpha.2 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded resast v0.6.0-alpha.5
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded ress v0.11.6
[INFO] [stderr]   Downloaded ressa v0.9.0-alpha.3
[INFO] [stderr]   Downloaded regex v1.8.3
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90224f14e6e83fc1dcbb2b5ee2014df3fa0357b6e5eb64d572f3167927174dda
[INFO] running `Command { std: "docker" "start" "-a" "90224f14e6e83fc1dcbb2b5ee2014df3fa0357b6e5eb64d572f3167927174dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90224f14e6e83fc1dcbb2b5ee2014df3fa0357b6e5eb64d572f3167927174dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90224f14e6e83fc1dcbb2b5ee2014df3fa0357b6e5eb64d572f3167927174dda", kill_on_drop: false }`
[INFO] [stdout] 90224f14e6e83fc1dcbb2b5ee2014df3fa0357b6e5eb64d572f3167927174dda
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed9c1e05201762ed99f8cc17c463023bcf3d15c9051d853a0727e02774eed661
[INFO] running `Command { std: "docker" "start" "-a" "ed9c1e05201762ed99f8cc17c463023bcf3d15c9051d853a0727e02774eed661", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling resast v0.6.0-alpha.5
[INFO] [stderr]    Compiling ress v0.11.6
[INFO] [stderr]    Compiling resw v0.7.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/write_str.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn generate_child(&mut self) -> ChildWriter {
[INFO] [stdout]    |                           ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[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] 15 |     pub fn generate_child(&mut self) -> ChildWriter<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "ed9c1e05201762ed99f8cc17c463023bcf3d15c9051d853a0727e02774eed661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9c1e05201762ed99f8cc17c463023bcf3d15c9051d853a0727e02774eed661", kill_on_drop: false }`
[INFO] [stdout] ed9c1e05201762ed99f8cc17c463023bcf3d15c9051d853a0727e02774eed661
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b5eb39816bd816eb8895100bb563622900d676795144fb993ca42b7d298c6f
[INFO] running `Command { std: "docker" "start" "-a" "18b5eb39816bd816eb8895100bb563622900d676795144fb993ca42b7d298c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling hash-chain v0.3.2
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/write_str.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn generate_child(&mut self) -> ChildWriter {
[INFO] [stdout]    |                           ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[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] 15 |     pub fn generate_child(&mut self) -> ChildWriter<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling res-regex v0.1.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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] [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" "18b5eb39816bd816eb8895100bb563622900d676795144fb993ca42b7d298c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b5eb39816bd816eb8895100bb563622900d676795144fb993ca42b7d298c6f", kill_on_drop: false }`
[INFO] [stdout] 18b5eb39816bd816eb8895100bb563622900d676795144fb993ca42b7d298c6f