[INFO] fetching crate prse-derive 1.1.2...
[INFO] checking prse-derive-1.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate prse-derive 1.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate prse-derive 1.1.2
[INFO] finished tweaking crates.io crate prse-derive 1.1.2
[INFO] tweaked toml for crates.io crate prse-derive 1.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prse-derive 1.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a594f18049e75a3c40c5ada6be0c935358c22f335202537d2e50491620cad20c
[INFO] running `Command { std: "docker" "start" "-a" "a594f18049e75a3c40c5ada6be0c935358c22f335202537d2e50491620cad20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a594f18049e75a3c40c5ada6be0c935358c22f335202537d2e50491620cad20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a594f18049e75a3c40c5ada6be0c935358c22f335202537d2e50491620cad20c", kill_on_drop: false }`
[INFO] [stdout] a594f18049e75a3c40c5ada6be0c935358c22f335202537d2e50491620cad20c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aff8091a3a21d25a54a0de8df296745229c5e815e5a3fb530f75b2774efc973
[INFO] running `Command { std: "docker" "start" "-a" "2aff8091a3a21d25a54a0de8df296745229c5e815e5a3fb530f75b2774efc973", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking prse-derive v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expand_derive.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |     generics: &mut Generics,
[INFO] [stdout]     |               ^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 182 |     extra_predicates: impl IntoIterator<Item = WherePredicate>,
[INFO] [stdout] 183 | ) -> (ImplGenerics, TokenStream, Option<&WhereClause>) {
[INFO] [stdout]     |       ------------                      ------------ the same lifetime is elided here
[INFO] [stdout]     |       |
[INFO] [stdout]     |       the same lifetime is hidden 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] 183 | ) -> (ImplGenerics<'_>, TokenStream, Option<&WhereClause>) {
[INFO] [stdout]     |                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expand_derive.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |     generics: &mut Generics,
[INFO] [stdout]     |               ^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 182 |     extra_predicates: impl IntoIterator<Item = WherePredicate>,
[INFO] [stdout] 183 | ) -> (ImplGenerics, TokenStream, Option<&WhereClause>) {
[INFO] [stdout]     |       ------------                      ------------ the same lifetime is elided here
[INFO] [stdout]     |       |
[INFO] [stdout]     |       the same lifetime is hidden 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] 183 | ) -> (ImplGenerics<'_>, TokenStream, Option<&WhereClause>) {
[INFO] [stdout]     |                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "2aff8091a3a21d25a54a0de8df296745229c5e815e5a3fb530f75b2774efc973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aff8091a3a21d25a54a0de8df296745229c5e815e5a3fb530f75b2774efc973", kill_on_drop: false }`
[INFO] [stdout] 2aff8091a3a21d25a54a0de8df296745229c5e815e5a3fb530f75b2774efc973