[INFO] fetching crate pb-rs 0.10.0...
[INFO] testing pb-rs-0.10.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate pb-rs 0.10.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pb-rs 0.10.0
[INFO] finished tweaking crates.io crate pb-rs 0.10.0
[INFO] tweaked toml for crates.io crate pb-rs 0.10.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pb-rs 0.10.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pb-rs 0.10.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ed09161b98436814eed8621f666b5129e0da7617fbdf478cb7a281de2a0ede
[INFO] running `Command { std: "docker" "start" "-a" "27ed09161b98436814eed8621f666b5129e0da7617fbdf478cb7a281de2a0ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ed09161b98436814eed8621f666b5129e0da7617fbdf478cb7a281de2a0ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ed09161b98436814eed8621f666b5129e0da7617fbdf478cb7a281de2a0ede", kill_on_drop: false }`
[INFO] [stdout] 27ed09161b98436814eed8621f666b5129e0da7617fbdf478cb7a281de2a0ede
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae2da30f75f24b8eea373a90cc23b84aa54e91f043ca346d34abaddf7047509f
[INFO] running `Command { std: "docker" "start" "-a" "ae2da30f75f24b8eea373a90cc23b84aa54e91f043ca346d34abaddf7047509f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pb-rs v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/types.rs:897:30
[INFO] [stdout]     |
[INFO] [stdout] 897 |                     .any(|f| (f.typ.has_cow() || (f.packed() && f.typ.is_fixed_size())))
[INFO] [stdout]     |                              ^                                                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 897 -                     .any(|f| (f.typ.has_cow() || (f.packed() && f.typ.is_fixed_size())))
[INFO] [stdout] 897 +                     .any(|f| f.typ.has_cow() || (f.packed() && f.typ.is_fixed_size()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/types.rs:908:49
[INFO] [stdout]     |
[INFO] [stdout] 908 |                 .any(|m| m.all_fields().any(|f| (f.typ.has_bytes_and_string())))
[INFO] [stdout]     |                                                 ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 908 -                 .any(|m| m.all_fields().any(|f| (f.typ.has_bytes_and_string())))
[INFO] [stdout] 908 +                 .any(|m| m.all_fields().any(|f| f.typ.has_bytes_and_string()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/types.rs:1969:13
[INFO] [stdout]      |
[INFO] [stdout] 1969 |         for mut m in &mut desc.messages {
[INFO] [stdout]      |             ----^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]  --> src/main.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |         .author(crate_authors!("\n"))
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^ this raw pointer has type `*const String`
[INFO] [stdout]   |
[INFO] [stdout]   = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&String`
[INFO] [stdout]  --> src/main.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |         .author(crate_authors!("\n"))
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout]   = note: this error originates in the macro `crate_authors` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-2.34.0/src/macros.rs:493:22
[INFO] [stdout]   |
[INFO] [stdout] 49|                     &(&(*VALUE))[..]
[INFO] [stdout]   |                      ++        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pb-rs` (bin "pb-rs") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ae2da30f75f24b8eea373a90cc23b84aa54e91f043ca346d34abaddf7047509f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2da30f75f24b8eea373a90cc23b84aa54e91f043ca346d34abaddf7047509f", kill_on_drop: false }`
[INFO] [stdout] ae2da30f75f24b8eea373a90cc23b84aa54e91f043ca346d34abaddf7047509f