[INFO] cloning repository https://github.com/ExcaliburZero/jvm-class-file-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ExcaliburZero/jvm-class-file-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fjvm-class-file-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fjvm-class-file-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5435b9159c2901abaa5f1c5cc6a462abffeaec29
[INFO] checking ExcaliburZero/jvm-class-file-parser against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fjvm-class-file-parser" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ExcaliburZero/jvm-class-file-parser on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ExcaliburZero/jvm-class-file-parser
[INFO] finished tweaking git repo https://github.com/ExcaliburZero/jvm-class-file-parser
[INFO] tweaked toml for git repo https://github.com/ExcaliburZero/jvm-class-file-parser written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ExcaliburZero/jvm-class-file-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c724c6a9640fe4c8c78f66177c631d78298f87e1a66da0d51d8ebe4dcd5c829b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c724c6a9640fe4c8c78f66177c631d78298f87e1a66da0d51d8ebe4dcd5c829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c724c6a9640fe4c8c78f66177c631d78298f87e1a66da0d51d8ebe4dcd5c829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c724c6a9640fe4c8c78f66177c631d78298f87e1a66da0d51d8ebe4dcd5c829b", kill_on_drop: false }`
[INFO] [stdout] c724c6a9640fe4c8c78f66177c631d78298f87e1a66da0d51d8ebe4dcd5c829b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e09b4fa639a52f5b80a4d71fe0287c04753e10bb6071f3e83e9c79ec1a70fcf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e09b4fa639a52f5b80a4d71fe0287c04753e10bb6071f3e83e9c79ec1a70fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking jvm-class-file-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stdout] warning: unused variable: `bootstrap_method_attr_index`
[INFO] [stdout]    --> src/main.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |             bootstrap_method_attr_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `bootstrap_method_attr_index: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_and_type_index`
[INFO] [stdout]    --> src/main.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             name_and_type_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `name_and_type_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bootstrap_method_attr_index`
[INFO] [stdout]    --> src/main.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |             bootstrap_method_attr_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `bootstrap_method_attr_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_and_type_index`
[INFO] [stdout]    --> src/main.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |             name_and_type_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `name_and_type_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_index`
[INFO] [stdout]    --> src/main.rs:278:26
[INFO] [stdout]     |
[INFO] [stdout] 278 |         ConstantModule { name_index } => {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: try ignoring the field: `name_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_index`
[INFO] [stdout]    --> src/main.rs:282:27
[INFO] [stdout]     |
[INFO] [stdout] 282 |         ConstantPackage { name_index } => {
[INFO] [stdout]     |                           ^^^^^^^^^^ help: try ignoring the field: `name_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking insta v1.3.0
[INFO] [stdout] warning: unused variable: `bootstrap_method_attr_index`
[INFO] [stdout]    --> src/main.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |             bootstrap_method_attr_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `bootstrap_method_attr_index: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_and_type_index`
[INFO] [stdout]    --> src/main.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             name_and_type_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `name_and_type_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bootstrap_method_attr_index`
[INFO] [stdout]    --> src/main.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |             bootstrap_method_attr_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `bootstrap_method_attr_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_and_type_index`
[INFO] [stdout]    --> src/main.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |             name_and_type_index,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `name_and_type_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_index`
[INFO] [stdout]    --> src/main.rs:278:26
[INFO] [stdout]     |
[INFO] [stdout] 278 |         ConstantModule { name_index } => {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: try ignoring the field: `name_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_index`
[INFO] [stdout]    --> src/main.rs:282:27
[INFO] [stdout]     |
[INFO] [stdout] 282 |         ConstantPackage { name_index } => {
[INFO] [stdout]     |                           ^^^^^^^^^^ help: try ignoring the field: `name_index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.51s
[INFO] running `Command { std: "docker" "inspect" "7e09b4fa639a52f5b80a4d71fe0287c04753e10bb6071f3e83e9c79ec1a70fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e09b4fa639a52f5b80a4d71fe0287c04753e10bb6071f3e83e9c79ec1a70fcf", kill_on_drop: false }`
[INFO] [stdout] 7e09b4fa639a52f5b80a4d71fe0287c04753e10bb6071f3e83e9c79ec1a70fcf