[INFO] updating cached repository turbio/rustrace
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/turbio/rustrace
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/turbio/rustrace" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/turbio/rustrace"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/turbio/rustrace'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/turbio/rustrace" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/turbio/rustrace"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/turbio/rustrace'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7f05b7ca17379f8232ff8095692edf832b714e8
[INFO] sha for GitHub repo turbio/rustrace: f7f05b7ca17379f8232ff8095692edf832b714e8
[INFO] validating manifest of turbio/rustrace on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of turbio/rustrace on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing turbio/rustrace
[INFO] finished frobbing turbio/rustrace
[INFO] frobbed toml for turbio/rustrace written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/turbio/rustrace/Cargo.toml
[INFO] started frobbing turbio/rustrace
[INFO] finished frobbing turbio/rustrace
[INFO] frobbed toml for turbio/rustrace written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/turbio/rustrace/Cargo.toml
[INFO] crate turbio/rustrace already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking turbio/rustrace against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-3/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/turbio/rustrace:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 374ae60a47887bc60b030aedefb3407abd5c1837cf29f5fc3b62b0c00d854383
[INFO] running `"docker" "start" "-a" "374ae60a47887bc60b030aedefb3407abd5c1837cf29f5fc3b62b0c00d854383"`
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking inflate v0.3.2
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.10.0
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.16.0
[INFO] [stderr]     Checking rustrace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `material::Material`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use material::Material;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ffi::CString;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Number`
[INFO] [stderr]   --> src/main.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 | use serde_json::{Error, Value, Number};
[INFO] [stderr]    |                  ^^^^^         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `material::Material`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use material::Material;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::ffi::CString;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Number`
[INFO] [stderr]   --> src/main.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 | use serde_json::{Error, Value, Number};
[INFO] [stderr]    |                  ^^^^^         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.55s
[INFO] running `"docker" "inspect" "374ae60a47887bc60b030aedefb3407abd5c1837cf29f5fc3b62b0c00d854383"`
[INFO] running `"docker" "rm" "-f" "374ae60a47887bc60b030aedefb3407abd5c1837cf29f5fc3b62b0c00d854383"`
[INFO] [stdout] 374ae60a47887bc60b030aedefb3407abd5c1837cf29f5fc3b62b0c00d854383