[INFO] updating cached repository eliheuer/gif-generator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/eliheuer/gif-generator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/eliheuer/gif-generator" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/eliheuer/gif-generator"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/eliheuer/gif-generator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/eliheuer/gif-generator" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/eliheuer/gif-generator"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/eliheuer/gif-generator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c8eb0239893a0242d403cbb4d61e5373d70ec5dc [INFO] sha for GitHub repo eliheuer/gif-generator: c8eb0239893a0242d403cbb4d61e5373d70ec5dc [INFO] validating manifest of eliheuer/gif-generator 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 eliheuer/gif-generator 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 eliheuer/gif-generator [INFO] finished frobbing eliheuer/gif-generator [INFO] frobbed toml for eliheuer/gif-generator written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/eliheuer/gif-generator/Cargo.toml [INFO] started frobbing eliheuer/gif-generator [INFO] finished frobbing eliheuer/gif-generator [INFO] frobbed toml for eliheuer/gif-generator written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/eliheuer/gif-generator/Cargo.toml [INFO] crate eliheuer/gif-generator 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 eliheuer/gif-generator 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/eliheuer/gif-generator:/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] bbb49930ed57ad139139c735d2f8c0c2d4bfe195eaa23a62cd6063d725f7beeb [INFO] running `"docker" "start" "-a" "bbb49930ed57ad139139c735d2f8c0c2d4bfe195eaa23a62cd6063d725f7beeb"` [INFO] [stderr] Checking gif-generator v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rand_col` [INFO] [stderr] --> src/main.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut rand_col: [u8; 256]; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rand_col` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ary_a` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut ary_a: [u8; 256]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_ary_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ary_b` [INFO] [stderr] --> src/main.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | let mut ary_b: [u8; 256]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_ary_b` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | let mut rand_col: [u8; 256]; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let mut ary_a: [u8; 256]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut ary_b: [u8; 256]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rand_col` [INFO] [stderr] --> src/main.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut rand_col: [u8; 256]; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rand_col` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ary_a` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut ary_a: [u8; 256]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_ary_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ary_b` [INFO] [stderr] --> src/main.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | let mut ary_b: [u8; 256]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_ary_b` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | let mut rand_col: [u8; 256]; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let mut ary_a: [u8; 256]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut ary_b: [u8; 256]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "bbb49930ed57ad139139c735d2f8c0c2d4bfe195eaa23a62cd6063d725f7beeb"` [INFO] running `"docker" "rm" "-f" "bbb49930ed57ad139139c735d2f8c0c2d4bfe195eaa23a62cd6063d725f7beeb"` [INFO] [stdout] bbb49930ed57ad139139c735d2f8c0c2d4bfe195eaa23a62cd6063d725f7beeb