[INFO] fetching crate imgref 1.9.1...
[INFO] testing imgref-1.9.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate imgref 1.9.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate imgref 1.9.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgref 1.9.1
[INFO] finished tweaking crates.io crate imgref 1.9.1
[INFO] tweaked toml for crates.io crate imgref 1.9.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14320f51edd6a6f4d05965a1c99e87d782d0c145958b0e6334b2edc3df16c6ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14320f51edd6a6f4d05965a1c99e87d782d0c145958b0e6334b2edc3df16c6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14320f51edd6a6f4d05965a1c99e87d782d0c145958b0e6334b2edc3df16c6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14320f51edd6a6f4d05965a1c99e87d782d0c145958b0e6334b2edc3df16c6ab", kill_on_drop: false }`
[INFO] [stdout] 14320f51edd6a6f4d05965a1c99e87d782d0c145958b0e6334b2edc3df16c6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb6c3be18353ad2894fc3e4c55e61f03ea6a8ba8b9165eae7285e8e071d26428
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb6c3be18353ad2894fc3e4c55e61f03ea6a8ba8b9165eae7285e8e071d26428", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgref v1.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "bb6c3be18353ad2894fc3e4c55e61f03ea6a8ba8b9165eae7285e8e071d26428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6c3be18353ad2894fc3e4c55e61f03ea6a8ba8b9165eae7285e8e071d26428", kill_on_drop: false }`
[INFO] [stdout] bb6c3be18353ad2894fc3e4c55e61f03ea6a8ba8b9165eae7285e8e071d26428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 387549bd37022e43c02acec2e9370a1684a9153e3d83c74023a1684f9d2d0264
[INFO] running `Command { std: "docker" "start" "-a" "387549bd37022e43c02acec2e9370a1684a9153e3d83c74023a1684f9d2d0264", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgref v1.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "387549bd37022e43c02acec2e9370a1684a9153e3d83c74023a1684f9d2d0264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387549bd37022e43c02acec2e9370a1684a9153e3d83c74023a1684f9d2d0264", kill_on_drop: false }`
[INFO] [stdout] 387549bd37022e43c02acec2e9370a1684a9153e3d83c74023a1684f9d2d0264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5cd02fce075aec759f18de1689bfbf2ea44003db92d41a61916245564adb8941
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5cd02fce075aec759f18de1689bfbf2ea44003db92d41a61916245564adb8941", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgref-87a3ce3c4f70ecb1)
[INFO] [stdout] test ops::index ... ok
[INFO] [stdout] test iter::iter ... ok
[INFO] [stdout] test ops::index_by_row ... ok
[INFO] [stdout] test tests::sub ... ok
[INFO] [stdout] test tests::zero_width ... ok
[INFO] [stdout] test tests::zero ... ok
[INFO] [stdout] test traits::test_eq_hash ... ok
[INFO] [stdout] test tests::mut_pixels ... ok
[INFO] [stdout] test tests::rows ... ok
[INFO] [stdout] test tests::with_opinionated_container::compiles ... ok
[INFO] [stdout] test tests::with_vec ... ok
[INFO] [stdout] test tests::zero_height ... ok
[INFO] [stdout] test tests::with_slice ... ok
[INFO] [stdout] test tests::into_contiguous_buf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imgref
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - ImgExtMut (line 117) ... ok
[INFO] [stdout] test src/lib.rs - ImgExt (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5cd02fce075aec759f18de1689bfbf2ea44003db92d41a61916245564adb8941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd02fce075aec759f18de1689bfbf2ea44003db92d41a61916245564adb8941", kill_on_drop: false }`
[INFO] [stdout] 5cd02fce075aec759f18de1689bfbf2ea44003db92d41a61916245564adb8941