[INFO] fetching crate serde-versioning 1.0.219...
[INFO] building serde-versioning-1.0.219 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate serde-versioning 1.0.219 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serde-versioning 1.0.219
[INFO] finished tweaking crates.io crate serde-versioning 1.0.219
[INFO] tweaked toml for crates.io crate serde-versioning 1.0.219 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-versioning 1.0.219 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] crate crates.io crate serde-versioning 1.0.219 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4657b5878a59ec209c94b499d1d909a9811661d5d84bcfff8e9b6152c9b26c36
[INFO] running `Command { std: "docker" "start" "-a" "4657b5878a59ec209c94b499d1d909a9811661d5d84bcfff8e9b6152c9b26c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4657b5878a59ec209c94b499d1d909a9811661d5d84bcfff8e9b6152c9b26c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4657b5878a59ec209c94b499d1d909a9811661d5d84bcfff8e9b6152c9b26c36", kill_on_drop: false }`
[INFO] [stdout] 4657b5878a59ec209c94b499d1d909a9811661d5d84bcfff8e9b6152c9b26c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e27ddb93e61e5a1714988922d51fd4fb9c657b73a05c2fc837829ffe2f89c7e1
[INFO] running `Command { std: "docker" "start" "-a" "e27ddb93e61e5a1714988922d51fd4fb9c657b73a05c2fc837829ffe2f89c7e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde-versioning v1.0.219 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde_derive_implementation/internals/attr.rs:612:23
[INFO] [stdout]     |
[INFO] [stdout] 612 |     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] 612 |     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/serde_derive_implementation/internals/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/serde_derive_implementation/de.rs:3228:13
[INFO] [stdout]      |
[INFO] [stdout] 3228 |     params: &Parameters,
[INFO] [stdout]      |             ^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 3229 | ) -> (
[INFO] [stdout] 3230 |     DeImplGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3231 |     DeTypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3232 |     syn::TypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3233 |     Option<&syn::WhereClause>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^ the same 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] 3230 ~     DeImplGenerics<'_>,
[INFO] [stdout] 3231 ~     DeTypeGenerics<'_>,
[INFO] [stdout] 3232 ~     syn::TypeGenerics<'_>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "e27ddb93e61e5a1714988922d51fd4fb9c657b73a05c2fc837829ffe2f89c7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27ddb93e61e5a1714988922d51fd4fb9c657b73a05c2fc837829ffe2f89c7e1", kill_on_drop: false }`
[INFO] [stdout] e27ddb93e61e5a1714988922d51fd4fb9c657b73a05c2fc837829ffe2f89c7e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 20e84052946e1eb79a29037d5fb49952d23951888d6b8e7083c47b9ea21f954d
[INFO] running `Command { std: "docker" "start" "-a" "20e84052946e1eb79a29037d5fb49952d23951888d6b8e7083c47b9ea21f954d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde-versioning v1.0.219 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde_derive_implementation/internals/attr.rs:612:23
[INFO] [stdout]     |
[INFO] [stdout] 612 |     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] 612 |     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/serde_derive_implementation/internals/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/serde_derive_implementation/de.rs:3228:13
[INFO] [stdout]      |
[INFO] [stdout] 3228 |     params: &Parameters,
[INFO] [stdout]      |             ^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 3229 | ) -> (
[INFO] [stdout] 3230 |     DeImplGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3231 |     DeTypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3232 |     syn::TypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3233 |     Option<&syn::WhereClause>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^ the same 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] 3230 ~     DeImplGenerics<'_>,
[INFO] [stdout] 3231 ~     DeTypeGenerics<'_>,
[INFO] [stdout] 3232 ~     syn::TypeGenerics<'_>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde_derive_implementation/internals/attr.rs:612:23
[INFO] [stdout]     |
[INFO] [stdout] 612 |     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] 612 |     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/serde_derive_implementation/internals/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/serde_derive_implementation/de.rs:3228:13
[INFO] [stdout]      |
[INFO] [stdout] 3228 |     params: &Parameters,
[INFO] [stdout]      |             ^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 3229 | ) -> (
[INFO] [stdout] 3230 |     DeImplGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3231 |     DeTypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3232 |     syn::TypeGenerics,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 3233 |     Option<&syn::WhereClause>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^ the same 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] 3230 ~     DeImplGenerics<'_>,
[INFO] [stdout] 3231 ~     DeTypeGenerics<'_>,
[INFO] [stdout] 3232 ~     syn::TypeGenerics<'_>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "20e84052946e1eb79a29037d5fb49952d23951888d6b8e7083c47b9ea21f954d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e84052946e1eb79a29037d5fb49952d23951888d6b8e7083c47b9ea21f954d", kill_on_drop: false }`
[INFO] [stdout] 20e84052946e1eb79a29037d5fb49952d23951888d6b8e7083c47b9ea21f954d