[INFO] updating cached repository jgall/obj_c_rust_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgall/obj_c_rust_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgall/obj_c_rust_test" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/jgall/obj_c_rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/jgall/obj_c_rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgall/obj_c_rust_test" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/jgall/obj_c_rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/jgall/obj_c_rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d99b84868cb9ecc7c2762735db8b31f3642a9f17
[INFO] sha for GitHub repo jgall/obj_c_rust_test: d99b84868cb9ecc7c2762735db8b31f3642a9f17
[INFO] validating manifest of jgall/obj_c_rust_test on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jgall/obj_c_rust_test on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jgall/obj_c_rust_test
[INFO] finished frobbing jgall/obj_c_rust_test
[INFO] frobbed toml for jgall/obj_c_rust_test written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/jgall/obj_c_rust_test/Cargo.toml
[INFO] started frobbing jgall/obj_c_rust_test
[INFO] finished frobbing jgall/obj_c_rust_test
[INFO] frobbed toml for jgall/obj_c_rust_test written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/jgall/obj_c_rust_test/Cargo.toml
[INFO] crate jgall/obj_c_rust_test has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jgall/obj_c_rust_test against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-0/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/jgall/obj_c_rust_test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d2f794a12369ec37b04ba08871669cdaa092f86dfd3c8f3b54b158ae904abaa
[INFO] running `"docker" "start" "-a" "7d2f794a12369ec37b04ba08871669cdaa092f86dfd3c8f3b54b158ae904abaa"`
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking objc v0.2.5
[INFO] [stderr]     Checking obj_c_rust_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `objc::declare::ClassDecl`
[INFO] [stderr]  --> src/class.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use objc::declare::ClassDecl;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Class`, `Object`, `Sel`
[INFO] [stderr]  --> src/class.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use objc::runtime::{Class, Object, Sel};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/main.rs:17:30
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                              ^^^ help: consider using `_obj` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/main.rs:17:48
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i1`
[INFO] [stderr]   --> src/main.rs:17:58
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                          ^^ help: consider using `_i1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i2`
[INFO] [stderr]   --> src/main.rs:17:67
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                                   ^^ help: consider using `_i2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/main.rs:26:68
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                                    ^^^ help: consider using `_obj` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/main.rs:26:73
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                                         ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t1`
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                             ^^ help: consider using `_t1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t2`
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                    ^^ help: consider using `_t2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/main.rs:17:30
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                              ^^^ help: consider using `_obj` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/main.rs:17:48
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i1`
[INFO] [stderr]   --> src/main.rs:17:58
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                          ^^ help: consider using `_i1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i2`
[INFO] [stderr]   --> src/main.rs:17:67
[INFO] [stderr]    |
[INFO] [stderr] 17 |     extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                                   ^^ help: consider using `_i2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/class.rs:87:34
[INFO] [stderr]    |
[INFO] [stderr] 87 |         extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                  ^^^ help: consider using `_obj` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/class.rs:87:52
[INFO] [stderr]    |
[INFO] [stderr] 87 |         extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                    ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i1`
[INFO] [stderr]   --> src/class.rs:87:62
[INFO] [stderr]    |
[INFO] [stderr] 87 |         extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                              ^^ help: consider using `_i1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i2`
[INFO] [stderr]   --> src/class.rs:87:71
[INFO] [stderr]    |
[INFO] [stderr] 87 |         extern "C" fn obj_method(obj: &mut Object, sel: Sel, i1: i32, i2: i32) -> i32 {
[INFO] [stderr]    |                                                                       ^^ help: consider using `_i2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/class.rs:96:56
[INFO] [stderr]    |
[INFO] [stderr] 96 |             (sel add:(i32)t1 with:(i32)t2 -> i32 with |obj, sel| {
[INFO] [stderr]    |                                                        ^^^ help: consider using `_obj` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/class.rs:96:61
[INFO] [stderr]    |
[INFO] [stderr] 96 |             (sel add:(i32)t1 with:(i32)t2 -> i32 with |obj, sel| {
[INFO] [stderr]    |                                                             ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cls`
[INFO] [stderr]   --> src/class.rs:99:63
[INFO] [stderr]    |
[INFO] [stderr] 99 |             (static sel mul:(i32)t1 with:(i32)t2 -> i32 with |cls, sel| {
[INFO] [stderr]    |                                                               ^^^ help: consider using `_cls` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/class.rs:99:68
[INFO] [stderr]    |
[INFO] [stderr] 99 |             (static sel mul:(i32)t1 with:(i32)t2 -> i32 with |cls, sel| {
[INFO] [stderr]    |                                                                    ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> src/main.rs:26:68
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                                    ^^^ help: consider using `_obj` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sel`
[INFO] [stderr]   --> src/main.rs:26:73
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                                         ^^^ help: consider using `_sel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t1`
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                             ^^ help: consider using `_t1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t2`
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (sel getThing2:(u32)t1 withOtherThing:(u32)t2 -> u32 with |obj, sel| {
[INFO] [stderr]    |                                                    ^^ help: consider using `_t2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/class.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     #[macro_use]
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "7d2f794a12369ec37b04ba08871669cdaa092f86dfd3c8f3b54b158ae904abaa"`
[INFO] running `"docker" "rm" "-f" "7d2f794a12369ec37b04ba08871669cdaa092f86dfd3c8f3b54b158ae904abaa"`
[INFO] [stdout] 7d2f794a12369ec37b04ba08871669cdaa092f86dfd3c8f3b54b158ae904abaa