[INFO] cloning repository https://github.com/jeevcat/clox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeevcat/clox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevcat%2Fclox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevcat%2Fclox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58f006824df2d03ea122762272dedf6561415ab3
[INFO] testing jeevcat/clox against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevcat%2Fclox" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jeevcat/clox
[INFO] finished tweaking git repo https://github.com/jeevcat/clox
[INFO] tweaked toml for git repo https://github.com/jeevcat/clox written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jeevcat/clox on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jeevcat/clox 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum v0.5.5
[INFO] [stderr]   Downloaded num_enum_derive v0.5.5
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1717210e38c3f7a7ad84b81acc608070c7a181b128622915b5b961ba142c6bfb
[INFO] running `Command { std: "docker" "start" "-a" "1717210e38c3f7a7ad84b81acc608070c7a181b128622915b5b961ba142c6bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1717210e38c3f7a7ad84b81acc608070c7a181b128622915b5b961ba142c6bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1717210e38c3f7a7ad84b81acc608070c7a181b128622915b5b961ba142c6bfb", kill_on_drop: false }`
[INFO] [stdout] 1717210e38c3f7a7ad84b81acc608070c7a181b128622915b5b961ba142c6bfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4326efd88cbb18af52ecf78648b9fe92a50303d3223efb314f5e77ce2b79d034
[INFO] running `Command { std: "docker" "start" "-a" "4326efd88cbb18af52ecf78648b9fe92a50303d3223efb314f5e77ce2b79d034", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.5
[INFO] [stderr]    Compiling num_enum v0.5.5
[INFO] [stderr]    Compiling clox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Upvalue` is never constructed
[INFO] [stdout]    --> src/compiler.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub struct Upvalue {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]   --> src/obj.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct LoxString {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 27 |     pub header: ObjHeader,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]   --> src/obj.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Function {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 69 |     pub header: ObjHeader,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct NativeFunction {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 103 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct Closure {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 124 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct Upvalue {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 147 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub struct Class {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 189 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub struct Instance {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 211 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct BoundMethod {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 233 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/compiler.rs:149:22
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn get_local(&self) -> &Local {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^
[INFO] [stdout]     |                      |         ||
[INFO] [stdout]     |                      |         |the same lifetime is hidden here
[INFO] [stdout]     |                      |         the same lifetime is elided here
[INFO] [stdout]     |                      the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn get_local(&self) -> &Local<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:711:21
[INFO] [stdout]     |
[INFO] [stdout] 711 |     fn pop_compiler(&mut self) -> Compiler {
[INFO] [stdout]     |                     ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 711 |     fn pop_compiler(&mut self) -> Compiler<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "4326efd88cbb18af52ecf78648b9fe92a50303d3223efb314f5e77ce2b79d034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4326efd88cbb18af52ecf78648b9fe92a50303d3223efb314f5e77ce2b79d034", kill_on_drop: false }`
[INFO] [stdout] 4326efd88cbb18af52ecf78648b9fe92a50303d3223efb314f5e77ce2b79d034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ae1e8097d04f4da021ff4c24518f40e7e3f115f68f3f85ca90d8aa627c9e565
[INFO] running `Command { std: "docker" "start" "-a" "1ae1e8097d04f4da021ff4c24518f40e7e3f115f68f3f85ca90d8aa627c9e565", kill_on_drop: false }`
[INFO] [stderr]    Compiling clox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Upvalue` is never constructed
[INFO] [stdout]    --> src/compiler.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub struct Upvalue {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct NativeFunction {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 103 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct Closure {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 124 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct Upvalue {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 147 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub struct Class {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 189 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub struct Instance {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 211 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/obj.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct BoundMethod {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 233 |     pub header: ObjHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/compiler.rs:149:22
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn get_local(&self) -> &Local {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^
[INFO] [stdout]     |                      |         ||
[INFO] [stdout]     |                      |         |the same lifetime is hidden here
[INFO] [stdout]     |                      |         the same lifetime is elided here
[INFO] [stdout]     |                      the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn get_local(&self) -> &Local<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:711:21
[INFO] [stdout]     |
[INFO] [stdout] 711 |     fn pop_compiler(&mut self) -> Compiler {
[INFO] [stdout]     |                     ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 711 |     fn pop_compiler(&mut self) -> Compiler<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "1ae1e8097d04f4da021ff4c24518f40e7e3f115f68f3f85ca90d8aa627c9e565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae1e8097d04f4da021ff4c24518f40e7e3f115f68f3f85ca90d8aa627c9e565", kill_on_drop: false }`
[INFO] [stdout] 1ae1e8097d04f4da021ff4c24518f40e7e3f115f68f3f85ca90d8aa627c9e565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5ec6c080cda6e111e109bafdb7ccff0abd0b6bcfa1b5702e99462b2e18b602e
[INFO] running `Command { std: "docker" "start" "-a" "e5ec6c080cda6e111e109bafdb7ccff0abd0b6bcfa1b5702e99462b2e18b602e", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Upvalue` is never constructed
[INFO] [stderr]    --> src/compiler.rs:202:12
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub struct Upvalue {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub struct NativeFunction {
[INFO] [stderr]     |            -------------- field in this struct
[INFO] [stderr] 103 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub struct Closure {
[INFO] [stderr]     |            ------- field in this struct
[INFO] [stderr] 124 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 146 | pub struct Upvalue {
[INFO] [stderr]     |            ------- field in this struct
[INFO] [stderr] 147 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 188 | pub struct Class {
[INFO] [stderr]     |            ----- field in this struct
[INFO] [stderr] 189 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 210 | pub struct Instance {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] 211 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `header` is never read
[INFO] [stderr]    --> src/obj.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 232 | pub struct BoundMethod {
[INFO] [stderr]     |            ----------- field in this struct
[INFO] [stderr] 233 |     pub header: ObjHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/compiler.rs:149:22
[INFO] [stderr]     |
[INFO] [stderr] 149 |     pub fn get_local(&self) -> &Local {
[INFO] [stderr]     |                      ^^^^^     ^^^^^^
[INFO] [stderr]     |                      |         ||
[INFO] [stderr]     |                      |         |the same lifetime is hidden here
[INFO] [stderr]     |                      |         the same lifetime is elided here
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 149 |     pub fn get_local(&self) -> &Local<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/parser.rs:711:21
[INFO] [stderr]     |
[INFO] [stderr] 711 |     fn pop_compiler(&mut self) -> Compiler {
[INFO] [stderr]     |                     ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 711 |     fn pop_compiler(&mut self) -> Compiler<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `clox` (bin "clox" test) generated 9 warnings (run `cargo fix --bin "clox" -p clox --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/clox-ffff8ed26bac93b4)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr] error: test failed, to rerun pass `--bin clox`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/clox-ffff8ed26bac93b4` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] [stdout] test gc::tests::alloc ... 
[INFO] running `Command { std: "docker" "inspect" "e5ec6c080cda6e111e109bafdb7ccff0abd0b6bcfa1b5702e99462b2e18b602e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ec6c080cda6e111e109bafdb7ccff0abd0b6bcfa1b5702e99462b2e18b602e", kill_on_drop: false }`
[INFO] [stdout] e5ec6c080cda6e111e109bafdb7ccff0abd0b6bcfa1b5702e99462b2e18b602e
