[INFO] fetching crate serde_derive_internals 0.29.1...
[INFO] building serde_derive_internals-0.29.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate serde_derive_internals 0.29.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde_derive_internals 0.29.1
[INFO] finished tweaking crates.io crate serde_derive_internals 0.29.1
[INFO] tweaked toml for crates.io crate serde_derive_internals 0.29.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_derive_internals 0.29.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1247f55830c0363ae13f3aad273c65b37c040841a4cf8ee7b36ff95cf8ead81
[INFO] running `Command { std: "docker" "start" "-a" "a1247f55830c0363ae13f3aad273c65b37c040841a4cf8ee7b36ff95cf8ead81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1247f55830c0363ae13f3aad273c65b37c040841a4cf8ee7b36ff95cf8ead81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1247f55830c0363ae13f3aad273c65b37c040841a4cf8ee7b36ff95cf8ead81", kill_on_drop: false }`
[INFO] [stdout] a1247f55830c0363ae13f3aad273c65b37c040841a4cf8ee7b36ff95cf8ead81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcda1ffd44f665f8cdf67451555fb83c5802178024c7c9003d406de626a9a3e8
[INFO] running `Command { std: "docker" "start" "-a" "fcda1ffd44f665f8cdf67451555fb83c5802178024c7c9003d406de626a9a3e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:670:23
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn serde_path(&self) -> Cow<syn::Path> {
[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] 670 |     pub fn serde_path(&self) -> Cow<'_, syn::Path> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/case.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "fcda1ffd44f665f8cdf67451555fb83c5802178024c7c9003d406de626a9a3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcda1ffd44f665f8cdf67451555fb83c5802178024c7c9003d406de626a9a3e8", kill_on_drop: false }`
[INFO] [stdout] fcda1ffd44f665f8cdf67451555fb83c5802178024c7c9003d406de626a9a3e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dacef82fc4ec8481fe19182a8b1a2fab628a886ff7a47145a8498f5399eff338
[INFO] running `Command { std: "docker" "start" "-a" "dacef82fc4ec8481fe19182a8b1a2fab628a886ff7a47145a8498f5399eff338", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:670:23
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn serde_path(&self) -> Cow<syn::Path> {
[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] 670 |     pub fn serde_path(&self) -> Cow<'_, syn::Path> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/case.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/case.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError> {
[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] 45 |     pub fn from_str(rename_all_str: &str) -> Result<Self, ParseError<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:670:23
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn serde_path(&self) -> Cow<syn::Path> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn serde_path(&self) -> Cow<'_, syn::Path> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "dacef82fc4ec8481fe19182a8b1a2fab628a886ff7a47145a8498f5399eff338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dacef82fc4ec8481fe19182a8b1a2fab628a886ff7a47145a8498f5399eff338", kill_on_drop: false }`
[INFO] [stdout] dacef82fc4ec8481fe19182a8b1a2fab628a886ff7a47145a8498f5399eff338
