[INFO] cloning repository https://github.com/rocallahan/debuginfo-quality
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rocallahan/debuginfo-quality" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocallahan%2Fdebuginfo-quality", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocallahan%2Fdebuginfo-quality'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45c36d4302ae0662b7e83970e011860dd4d6533d
[INFO] checking rocallahan/debuginfo-quality against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocallahan%2Fdebuginfo-quality" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rocallahan/debuginfo-quality on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rocallahan/debuginfo-quality
[INFO] finished tweaking git repo https://github.com/rocallahan/debuginfo-quality
[INFO] tweaked toml for git repo https://github.com/rocallahan/debuginfo-quality written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/rocallahan/debuginfo-quality already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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 structopt v0.2.13
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded fallible-iterator v0.1.5
[INFO] [stderr]   Downloaded miniz_oxide v0.2.0
[INFO] [stderr]   Downloaded syn v0.15.20
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.0
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded flate2 v1.0.4
[INFO] [stderr]   Downloaded goblin v0.0.17
[INFO] [stderr]   Downloaded object v0.10.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.23
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.13
[INFO] [stderr]   Downloaded typed-arena v1.4.1
[INFO] [stderr]   Downloaded gimli v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de015f28ce87a8675f05edd90a19408eb3031b80ab5baa52be050d526d13af6a
[INFO] running `Command { std: "docker" "start" "-a" "de015f28ce87a8675f05edd90a19408eb3031b80ab5baa52be050d526d13af6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de015f28ce87a8675f05edd90a19408eb3031b80ab5baa52be050d526d13af6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de015f28ce87a8675f05edd90a19408eb3031b80ab5baa52be050d526d13af6a", kill_on_drop: false }`
[INFO] [stdout] de015f28ce87a8675f05edd90a19408eb3031b80ab5baa52be050d526d13af6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e505fb6e2862fc4a105f4ba178b82587db4662f461a69f937ef1a7e6160b42a
[INFO] running `Command { std: "docker" "start" "-a" "1e505fb6e2862fc4a105f4ba178b82587db4662f461a69f937ef1a7e6160b42a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.23
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fallible-iterator v0.1.5
[INFO] [stderr]     Checking typed-arena v1.4.1
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking gimli v0.16.1
[INFO] [stderr]    Compiling cpp_demangle v0.2.12 (https://github.com/khuey/cpp_demangle?branch=downstream#b3edce56)
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]    Compiling syn v0.15.20
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking goblin v0.0.17
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking object v0.10.0
[INFO] [stderr]     Checking debuginfo-quality v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 error::Error::description(&err)
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 error::Error::description(&err)
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:243:21
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     write!(&mut w, "{}", &function_stats.name);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                         write!(&mut w, ",{}", &inline);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:247:21
[INFO] [stdout]     |
[INFO] [stdout] 247 |                     write!(&mut w, ",{}@0x{:x}:0x{:x}", &v.name, function_stats.unit_offset, v.entry_offset);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 write!(&mut w, "{}@0x{:x}:0x{:x}", &function_stats.name, function_stats.unit_offset, function_stats.entry_offset);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:243:21
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     write!(&mut w, "{}", &function_stats.name);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                         write!(&mut w, ",{}", &inline);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:247:21
[INFO] [stdout]     |
[INFO] [stdout] 247 |                     write!(&mut w, ",{}@0x{:x}:0x{:x}", &v.name, function_stats.unit_offset, v.entry_offset);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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 `Result` that must be used
[INFO] [stdout]    --> src/main.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 write!(&mut w, "{}@0x{:x}:0x{:x}", &function_stats.name, function_stats.unit_offset, function_stats.entry_offset);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.54s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e505fb6e2862fc4a105f4ba178b82587db4662f461a69f937ef1a7e6160b42a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e505fb6e2862fc4a105f4ba178b82587db4662f461a69f937ef1a7e6160b42a", kill_on_drop: false }`
[INFO] [stdout] 1e505fb6e2862fc4a105f4ba178b82587db4662f461a69f937ef1a7e6160b42a