[INFO] fetching crate struct_layout 0.1.0...
[INFO] testing struct_layout-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate struct_layout 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate struct_layout 0.1.0
[INFO] finished tweaking crates.io crate struct_layout 0.1.0
[INFO] tweaked toml for crates.io crate struct_layout 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct_layout 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7458423362cb943de8ba743e08b64b295133c90c4e36dd11edb8bdf993170bdb
[INFO] running `Command { std: "docker" "start" "-a" "7458423362cb943de8ba743e08b64b295133c90c4e36dd11edb8bdf993170bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7458423362cb943de8ba743e08b64b295133c90c4e36dd11edb8bdf993170bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7458423362cb943de8ba743e08b64b295133c90c4e36dd11edb8bdf993170bdb", kill_on_drop: false }`
[INFO] [stdout] 7458423362cb943de8ba743e08b64b295133c90c4e36dd11edb8bdf993170bdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed60385121d1bfd4771b7e1c89d316bb8a3c2d2886808e649f2ad89c4dbc892e
[INFO] running `Command { std: "docker" "start" "-a" "ed60385121d1bfd4771b7e1c89d316bb8a3c2d2886808e649f2ad89c4dbc892e", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct_layout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `punct` is never read
[INFO] [stdout]   --> src/lib.rs:86:2
[INFO] [stdout]    |
[INFO] [stdout] 84 | struct KeyValue {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 85 |     ident: Ident,
[INFO] [stdout] 86 |     punct: Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:514:84
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                                                                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("{}", "parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "ed60385121d1bfd4771b7e1c89d316bb8a3c2d2886808e649f2ad89c4dbc892e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed60385121d1bfd4771b7e1c89d316bb8a3c2d2886808e649f2ad89c4dbc892e", kill_on_drop: false }`
[INFO] [stdout] ed60385121d1bfd4771b7e1c89d316bb8a3c2d2886808e649f2ad89c4dbc892e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88290e2be9c7b242fce6a2f546f02a3cfd3a98d6f4de962251c7aa08b0256675
[INFO] running `Command { std: "docker" "start" "-a" "88290e2be9c7b242fce6a2f546f02a3cfd3a98d6f4de962251c7aa08b0256675", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct_layout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `punct` is never read
[INFO] [stdout]   --> src/lib.rs:86:2
[INFO] [stdout]    |
[INFO] [stdout] 84 | struct KeyValue {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 85 |     ident: Ident,
[INFO] [stdout] 86 |     punct: Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:514:84
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                                                                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("{}", "parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `punct` is never read
[INFO] [stdout]   --> src/lib.rs:86:2
[INFO] [stdout]    |
[INFO] [stdout] 84 | struct KeyValue {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 85 |     ident: Ident,
[INFO] [stdout] 86 |     punct: Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:514:84
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                                                                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 514 |         None => panic!("{}", "parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stdout]     |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "88290e2be9c7b242fce6a2f546f02a3cfd3a98d6f4de962251c7aa08b0256675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88290e2be9c7b242fce6a2f546f02a3cfd3a98d6f4de962251c7aa08b0256675", kill_on_drop: false }`
[INFO] [stdout] 88290e2be9c7b242fce6a2f546f02a3cfd3a98d6f4de962251c7aa08b0256675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42a5ad5df416b7b702829152ecf9ad86ef2ba7968e7161cd9b938e0c46b56c21
[INFO] running `Command { std: "docker" "start" "-a" "42a5ad5df416b7b702829152ecf9ad86ef2ba7968e7161cd9b938e0c46b56c21", kill_on_drop: false }`
[INFO] [stderr] warning: field `punct` is never read
[INFO] [stderr]   --> src/lib.rs:86:2
[INFO] [stderr]    |
[INFO] [stderr] 84 | struct KeyValue {
[INFO] [stderr]    |        -------- field in this struct
[INFO] [stderr] 85 |     ident: Ident,
[INFO] [stderr] 86 |     punct: Punct,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `KeyValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains braces
[INFO] [stderr]    --> src/lib.rs:514:84
[INFO] [stderr]     |
[INFO] [stderr] 514 |         None => panic!("parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stderr]     |                                                                                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 514 |         None => panic!("{}", "parse struct: tuple syntax not supported, struct layout requires {{}} to declare the fields"),
[INFO] [stderr]     |                        +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `struct_layout` (lib) generated 2 warnings (run `cargo fix --lib -p struct_layout` to apply 1 suggestion)
[INFO] [stderr] warning: `struct_layout` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/struct_layout-e29e9ccc938835d4)
[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_layout
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - compile_fail (line 815) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 801) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 856) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 862) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 834) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 824) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 808) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - compile_fail (line 844) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42a5ad5df416b7b702829152ecf9ad86ef2ba7968e7161cd9b938e0c46b56c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a5ad5df416b7b702829152ecf9ad86ef2ba7968e7161cd9b938e0c46b56c21", kill_on_drop: false }`
[INFO] [stdout] 42a5ad5df416b7b702829152ecf9ad86ef2ba7968e7161cd9b938e0c46b56c21
