[INFO] fetching crate thisctx_impl 0.4.0...
[INFO] testing thisctx_impl-0.4.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate thisctx_impl 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate thisctx_impl 0.4.0
[INFO] finished tweaking crates.io crate thisctx_impl 0.4.0
[INFO] tweaked toml for crates.io crate thisctx_impl 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate thisctx_impl 0.4.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d26fcffa46116042350df3f980dc587d68c652c7557eac47457ba9fa28e88f58
[INFO] running `Command { std: "docker" "start" "-a" "d26fcffa46116042350df3f980dc587d68c652c7557eac47457ba9fa28e88f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26fcffa46116042350df3f980dc587d68c652c7557eac47457ba9fa28e88f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26fcffa46116042350df3f980dc587d68c652c7557eac47457ba9fa28e88f58", kill_on_drop: false }`
[INFO] [stdout] d26fcffa46116042350df3f980dc587d68c652c7557eac47457ba9fa28e88f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f55244afabdc8d13603d8e47876aacb7ed6c7ec7ee238103be883274a5f61140
[INFO] running `Command { std: "docker" "start" "-a" "f55244afabdc8d13603d8e47876aacb7ed6c7ec7ee238103be883274a5f61140", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thisctx_impl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/ast.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Enum<'a> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 17 |     pub original: &'a DeriveInput,
[INFO] [stdout] 18 |     pub data: &'a DataEnum,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/attr.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:105:32
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError> {
[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] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError<'_>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "f55244afabdc8d13603d8e47876aacb7ed6c7ec7ee238103be883274a5f61140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55244afabdc8d13603d8e47876aacb7ed6c7ec7ee238103be883274a5f61140", kill_on_drop: false }`
[INFO] [stdout] f55244afabdc8d13603d8e47876aacb7ed6c7ec7ee238103be883274a5f61140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f994d74801b8576e0aabcc18778411ba1469bc6271059b4673f69ce0afac6d87
[INFO] running `Command { std: "docker" "start" "-a" "f994d74801b8576e0aabcc18778411ba1469bc6271059b4673f69ce0afac6d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling thisctx_impl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/ast.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Enum<'a> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 17 |     pub original: &'a DeriveInput,
[INFO] [stdout] 18 |     pub data: &'a DataEnum,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/attr.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:105:32
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError> {
[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] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError<'_>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/ast.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Enum<'a> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 17 |     pub original: &'a DeriveInput,
[INFO] [stdout] 18 |     pub data: &'a DataEnum,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/attr.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:105:32
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError> {
[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] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError<'_>> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "f994d74801b8576e0aabcc18778411ba1469bc6271059b4673f69ce0afac6d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f994d74801b8576e0aabcc18778411ba1469bc6271059b4673f69ce0afac6d87", kill_on_drop: false }`
[INFO] [stdout] f994d74801b8576e0aabcc18778411ba1469bc6271059b4673f69ce0afac6d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6489ed6bfbf54167231158d08cd927a4efd9a63eb45f8e3f25ff18e02ff9bd7
[INFO] running `Command { std: "docker" "start" "-a" "b6489ed6bfbf54167231158d08cd927a4efd9a63eb45f8e3f25ff18e02ff9bd7", kill_on_drop: false }`
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]   --> src/ast.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Enum<'a> {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 17 |     pub original: &'a DeriveInput,
[INFO] [stderr] 18 |     pub data: &'a DataEnum,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/attr.rs:71:19
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided 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] 71 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stderr]    |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/attr.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError> {
[INFO] [stderr]     |                                ^^^^^^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn parse_error_attribute(attr: &Attribute) -> Result<AttrError<'_>> {
[INFO] [stderr]     |                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `thisctx_impl` (lib) generated 3 warnings (run `cargo fix --lib -p thisctx_impl` to apply 2 suggestions)
[INFO] [stderr] warning: `thisctx_impl` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thisctx_impl-e3e7854cdb5aff6c)
[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 thisctx_impl
[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" "b6489ed6bfbf54167231158d08cd927a4efd9a63eb45f8e3f25ff18e02ff9bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6489ed6bfbf54167231158d08cd927a4efd9a63eb45f8e3f25ff18e02ff9bd7", kill_on_drop: false }`
[INFO] [stdout] b6489ed6bfbf54167231158d08cd927a4efd9a63eb45f8e3f25ff18e02ff9bd7
