[INFO] cloning repository https://github.com/ggujjula/xdr_parser_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggujjula/xdr_parser_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggujjula%2Fxdr_parser_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggujjula%2Fxdr_parser_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b2c6b56f8630cdf0a3e2ef97000d70c21070dd6
[INFO] checking ggujjula/xdr_parser_rs against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggujjula%2Fxdr_parser_rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ggujjula/xdr_parser_rs
[INFO] finished tweaking git repo https://github.com/ggujjula/xdr_parser_rs
[INFO] tweaked toml for git repo https://github.com/ggujjula/xdr_parser_rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ggujjula/xdr_parser_rs on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ggujjula/xdr_parser_rs 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-derive v0.15.0
[INFO] [stderr]   Downloaded logos-codegen v0.15.0
[INFO] [stderr]   Downloaded syn v2.0.102
[INFO] [stderr]   Downloaded logos v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be8845b644a469e8dd92267e5461296f46ba98e5be5ab95ca1ea4ad249baad51
[INFO] running `Command { std: "docker" "start" "-a" "be8845b644a469e8dd92267e5461296f46ba98e5be5ab95ca1ea4ad249baad51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be8845b644a469e8dd92267e5461296f46ba98e5be5ab95ca1ea4ad249baad51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8845b644a469e8dd92267e5461296f46ba98e5be5ab95ca1ea4ad249baad51", kill_on_drop: false }`
[INFO] [stdout] be8845b644a469e8dd92267e5461296f46ba98e5be5ab95ca1ea4ad249baad51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e263db0798111d31a29fd45540aa8377d232081c41e9a68ccb976fc6a9a31ea2
[INFO] running `Command { std: "docker" "start" "-a" "e263db0798111d31a29fd45540aa8377d232081c41e9a68ccb976fc6a9a31ea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]     Checking winnow v0.7.10
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]     Checking logos v0.15.0
[INFO] [stderr]     Checking xdr_parser_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ast.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |           return Ok(());
[INFO] [stdout]     |           ------------- any code following this expression is unreachable
[INFO] [stdout] 284 | /         write!(
[INFO] [stdout] 285 | |             f,
[INFO] [stdout] 286 | |             "trait {} {{\n {} }} = {}\n",
[INFO] [stdout] 287 | |             self.identifier, self.version_list, self.value
[INFO] [stdout] 288 | |         )
[INFO] [stdout]     | |_________^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ast.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |           return Ok(());
[INFO] [stdout]     |           ------------- any code following this expression is unreachable
[INFO] [stdout] 284 | /         write!(
[INFO] [stdout] 285 | |             f,
[INFO] [stdout] 286 | |             "trait {} {{\n {} }} = {}\n",
[INFO] [stdout] 287 | |             self.identifier, self.version_list, self.value
[INFO] [stdout] 288 | |         )
[INFO] [stdout]     | |_________^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:282:19
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:593:19
[INFO] [stdout]     |
[INFO] [stdout] 593 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:603:19
[INFO] [stdout]     |
[INFO] [stdout] 603 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:282:19
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:593:19
[INFO] [stdout]     |
[INFO] [stdout] 593 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/ast.rs:603:19
[INFO] [stdout]     |
[INFO] [stdout] 603 |     fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "e263db0798111d31a29fd45540aa8377d232081c41e9a68ccb976fc6a9a31ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e263db0798111d31a29fd45540aa8377d232081c41e9a68ccb976fc6a9a31ea2", kill_on_drop: false }`
[INFO] [stdout] e263db0798111d31a29fd45540aa8377d232081c41e9a68ccb976fc6a9a31ea2