[INFO] fetching crate undither 1.0.5...
[INFO] checking undither-1.0.5 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate undither 1.0.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate undither 1.0.5 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate undither 1.0.5
[INFO] finished tweaking crates.io crate undither 1.0.5
[INFO] tweaked toml for crates.io crate undither 1.0.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate undither 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb64b72e13810f0094b8008486e8d0bfa2ed9e508f614872edc69b2ed80e7574
[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" "bb64b72e13810f0094b8008486e8d0bfa2ed9e508f614872edc69b2ed80e7574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb64b72e13810f0094b8008486e8d0bfa2ed9e508f614872edc69b2ed80e7574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb64b72e13810f0094b8008486e8d0bfa2ed9e508f614872edc69b2ed80e7574", kill_on_drop: false }`
[INFO] [stdout] bb64b72e13810f0094b8008486e8d0bfa2ed9e508f614872edc69b2ed80e7574
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85f8b4b5f432debab3c24daef40c5b5a45dc55b919c9b1325aaa372b110d05db
[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" "85f8b4b5f432debab3c24daef40c5b5a45dc55b919c9b1325aaa372b110d05db", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking imgref v1.6.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rgb v0.8.20
[INFO] [stderr]     Checking loop9 v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking vpsearch v2.0.1
[INFO] [stderr]     Checking undither v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "85f8b4b5f432debab3c24daef40c5b5a45dc55b919c9b1325aaa372b110d05db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f8b4b5f432debab3c24daef40c5b5a45dc55b919c9b1325aaa372b110d05db", kill_on_drop: false }`
[INFO] [stdout] 85f8b4b5f432debab3c24daef40c5b5a45dc55b919c9b1325aaa372b110d05db