[INFO] fetching crate typify_gostruct 1.0.5...
[INFO] checking typify_gostruct-1.0.5 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate typify_gostruct 1.0.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate typify_gostruct 1.0.5
[INFO] finished tweaking crates.io crate typify_gostruct 1.0.5
[INFO] tweaked toml for crates.io crate typify_gostruct 1.0.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate typify_gostruct 1.0.5 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate typify_gostruct 1.0.5 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c81ccddc6298bc3355366ef07a993b70fda98677a81d420570b3a221fc2b0c38
[INFO] running `Command { std: "docker" "start" "-a" "c81ccddc6298bc3355366ef07a993b70fda98677a81d420570b3a221fc2b0c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81ccddc6298bc3355366ef07a993b70fda98677a81d420570b3a221fc2b0c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81ccddc6298bc3355366ef07a993b70fda98677a81d420570b3a221fc2b0c38", kill_on_drop: false }`
[INFO] [stdout] c81ccddc6298bc3355366ef07a993b70fda98677a81d420570b3a221fc2b0c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78dcdd76be7bb6ab46dc64cd131f875c535b4640dbe69a14be4910471ad0c5cf
[INFO] running `Command { std: "docker" "start" "-a" "78dcdd76be7bb6ab46dc64cd131f875c535b4640dbe69a14be4910471ad0c5cf", kill_on_drop: false }`
[INFO] [stderr]     Checking typify_gostruct v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:129:6
[INFO] [stdout]     |
[INFO] [stdout] 129 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:227:6
[INFO] [stdout]     |
[INFO] [stdout] 227 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:129:6
[INFO] [stdout]     |
[INFO] [stdout] 129 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:227:6
[INFO] [stdout]     |
[INFO] [stdout] 227 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tag` is never constructed
[INFO] [stdout]   --> src/ast.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Tag {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/scanner.rs:56:29
[INFO] [stdout]    |
[INFO] [stdout] 56 |     MissingStringTerminator(Position),
[INFO] [stdout]    |     ----------------------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ScannerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 56 -     MissingStringTerminator(Position),
[INFO] [stdout] 56 +     MissingStringTerminator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn initialize(source: &'a str) -> Scanner {
[INFO] [stdout]    |                            ^^         ------- the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn initialize(source: &'a str) -> Scanner<'a> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tag` is never constructed
[INFO] [stdout]   --> src/ast.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Tag {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/scanner.rs:56:29
[INFO] [stdout]    |
[INFO] [stdout] 56 |     MissingStringTerminator(Position),
[INFO] [stdout]    |     ----------------------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ScannerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 56 -     MissingStringTerminator(Position),
[INFO] [stdout] 56 +     MissingStringTerminator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn initialize(source: &'a str) -> Scanner {
[INFO] [stdout]    |                            ^^         ------- the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn initialize(source: &'a str) -> Scanner<'a> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "78dcdd76be7bb6ab46dc64cd131f875c535b4640dbe69a14be4910471ad0c5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dcdd76be7bb6ab46dc64cd131f875c535b4640dbe69a14be4910471ad0c5cf", kill_on_drop: false }`
[INFO] [stdout] 78dcdd76be7bb6ab46dc64cd131f875c535b4640dbe69a14be4910471ad0c5cf