[INFO] fetching crate struct_mapping_derive 1.0.1...
[INFO] testing struct_mapping_derive-1.0.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate struct_mapping_derive 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate struct_mapping_derive 1.0.1
[INFO] finished tweaking crates.io crate struct_mapping_derive 1.0.1
[INFO] tweaked toml for crates.io crate struct_mapping_derive 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct_mapping_derive 1.0.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to highest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.24.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2
[INFO] running `Command { std: "docker" "start" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling struct_mapping_derive v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     input: &mut syn::DeriveInput,
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 46 | ) -> Result<StructuralContext, Vec<syn::Error>> {
[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] 46 | ) -> Result<StructuralContext<'_>, Vec<syn::Error>> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct_mapping v1.0.1
[INFO] [stderr]    Compiling struct_mapping_derive v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     input: &mut syn::DeriveInput,
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 46 | ) -> Result<StructuralContext, Vec<syn::Error>> {
[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] 46 | ) -> Result<StructuralContext<'_>, Vec<syn::Error>> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     input: &mut syn::DeriveInput,
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 46 | ) -> Result<StructuralContext, Vec<syn::Error>> {
[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] 46 | ) -> Result<StructuralContext<'_>, Vec<syn::Error>> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/internal.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     input: &mut syn::DeriveInput,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] 46 | ) -> Result<StructuralContext, Vec<syn::Error>> {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 46 | ) -> Result<StructuralContext<'_>, Vec<syn::Error>> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `struct_mapping_derive` (lib) generated 1 warning (run `cargo fix --lib -p struct_mapping_derive` to apply 1 suggestion)
[INFO] [stderr] warning: `struct_mapping_derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/struct_mapping_derive/500958867dd4d2e3/out/struct_mapping_derive-500958867dd4d2e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests struct_mapping_derive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2", kill_on_drop: false }`
[INFO] [stdout] a518669f293b14973ee68ee4594fda383cf2293987fe4ac9c28ba618a46d3ed2
