[INFO] cloning repository https://github.com/norisio/dct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/norisio/dct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorisio%2Fdct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorisio%2Fdct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e6e077bc80f1951ed0a298e2c8ea58064ff7509
[INFO] checking norisio/dct against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorisio%2Fdct" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/norisio/dct on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/norisio/dct
[INFO] finished tweaking git repo https://github.com/norisio/dct
[INFO] tweaked toml for git repo https://github.com/norisio/dct written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/norisio/dct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", 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] 4763ab252fb44f4d5836ca6ab5628ddaa563fbd9a8e7205f7dce8a54cc6b0868
[INFO] running `Command { std: "docker" "start" "-a" "4763ab252fb44f4d5836ca6ab5628ddaa563fbd9a8e7205f7dce8a54cc6b0868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4763ab252fb44f4d5836ca6ab5628ddaa563fbd9a8e7205f7dce8a54cc6b0868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4763ab252fb44f4d5836ca6ab5628ddaa563fbd9a8e7205f7dce8a54cc6b0868", kill_on_drop: false }`
[INFO] [stdout] 4763ab252fb44f4d5836ca6ab5628ddaa563fbd9a8e7205f7dce8a54cc6b0868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6c468f110ea586b0d20d222d1ddf1c2258055f5bbd0766c8e0d19ea28697a6a
[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" "c6c468f110ea586b0d20d222d1ddf1c2258055f5bbd0766c8e0d19ea28697a6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking dct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "c6c468f110ea586b0d20d222d1ddf1c2258055f5bbd0766c8e0d19ea28697a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c468f110ea586b0d20d222d1ddf1c2258055f5bbd0766c8e0d19ea28697a6a", kill_on_drop: false }`
[INFO] [stdout] c6c468f110ea586b0d20d222d1ddf1c2258055f5bbd0766c8e0d19ea28697a6a