[INFO] fetching crate img_diff 5.0.0...
[INFO] checking img_diff-5.0.0 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate img_diff 5.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate img_diff 5.0.0 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate img_diff 5.0.0
[INFO] finished tweaking crates.io crate img_diff 5.0.0
[INFO] tweaked toml for crates.io crate img_diff 5.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate img_diff 5.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "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] 5f13c1d1fcc034d8fa0d47ff1efb63ed4bbb0f2d502f65bc749406e9bcb51e6e
[INFO] running `"docker" "start" "-a" "5f13c1d1fcc034d8fa0d47ff1efb63ed4bbb0f2d502f65bc749406e9bcb51e6e"`
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling rustversion v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.3.6
[INFO] [stderr]     Checking structopt v0.3.6
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking img_diff v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]     Checking assert_cmd v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "5f13c1d1fcc034d8fa0d47ff1efb63ed4bbb0f2d502f65bc749406e9bcb51e6e"`
[INFO] running `"docker" "rm" "-f" "5f13c1d1fcc034d8fa0d47ff1efb63ed4bbb0f2d502f65bc749406e9bcb51e6e"`
[INFO] [stdout] 5f13c1d1fcc034d8fa0d47ff1efb63ed4bbb0f2d502f65bc749406e9bcb51e6e