[INFO] updating cached repository https://github.com/jaysonsantos/bad-encryption-example [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 175f0ca058de91bc3052b66c3406f861ea64bf65 [INFO] checking jaysonsantos/bad-encryption-example against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaysonsantos%2Fbad-encryption-example" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaysonsantos/bad-encryption-example on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jaysonsantos/bad-encryption-example [INFO] finished tweaking git repo https://github.com/jaysonsantos/bad-encryption-example [INFO] tweaked toml for git repo https://github.com/jaysonsantos/bad-encryption-example written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/jaysonsantos/bad-encryption-example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b23d318253f399489376fc99798b81ef368ff7087c6ec230f566d9639b73c524 [INFO] running `"docker" "start" "-a" "b23d318253f399489376fc99798b81ef368ff7087c6ec230f566d9639b73c524"` [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Compiling rayon-core v1.0.0 [INFO] [stderr] Checking num-traits v0.1.37 [INFO] [stderr] Compiling deque v0.3.2 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking adler32 v1.0.0 [INFO] [stderr] Compiling gcc v0.3.45 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Checking untrusted v0.3.2 [INFO] [stderr] Checking scoped_threadpool v0.1.7 [INFO] [stderr] Checking deflate v0.7.7 [INFO] [stderr] Checking gif v0.9.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num_cpus v1.4.0 [INFO] [stderr] Checking num-integer v0.1.34 [INFO] [stderr] Checking num-complex v0.1.37 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking num-bigint v0.1.37 [INFO] [stderr] Checking rayon v0.7.0 [INFO] [stderr] Checking num-rational v0.1.36 [INFO] [stderr] Checking num v0.1.37 [INFO] [stderr] Checking png v0.6.2 [INFO] [stderr] Checking jpeg-decoder v0.1.12 [INFO] [stderr] Compiling ring v0.7.5 [INFO] [stderr] Checking image v0.12.4 [INFO] [stderr] Checking bad-encryption-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:64:17 [INFO] [stderr] | [INFO] [stderr] 64 | let mut imgbuf = img.as_mut_rgb8().unwrap(); [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:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | let mut channels = pixel.channels_mut(); [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:64:17 [INFO] [stderr] | [INFO] [stderr] 64 | let mut imgbuf = img.as_mut_rgb8().unwrap(); [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:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | let mut channels = pixel.channels_mut(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.30s [INFO] running `"docker" "inspect" "b23d318253f399489376fc99798b81ef368ff7087c6ec230f566d9639b73c524"` [INFO] running `"docker" "rm" "-f" "b23d318253f399489376fc99798b81ef368ff7087c6ec230f566d9639b73c524"` [INFO] [stdout] b23d318253f399489376fc99798b81ef368ff7087c6ec230f566d9639b73c524