[INFO] fetching crate ko 1.0.3...
[INFO] checking ko-1.0.3 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate ko 1.0.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ko 1.0.3 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ko 1.0.3
[INFO] finished tweaking crates.io crate ko 1.0.3
[INFO] tweaked toml for crates.io crate ko 1.0.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] d4c4d3cc17194c5aaf4a534d2b1076022417161cc6f968e8c81ea81f38b6f44f
[INFO] running `Command { std: "docker" "start" "-a" "d4c4d3cc17194c5aaf4a534d2b1076022417161cc6f968e8c81ea81f38b6f44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4c4d3cc17194c5aaf4a534d2b1076022417161cc6f968e8c81ea81f38b6f44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c4d3cc17194c5aaf4a534d2b1076022417161cc6f968e8c81ea81f38b6f44f", kill_on_drop: false }`
[INFO] [stdout] d4c4d3cc17194c5aaf4a534d2b1076022417161cc6f968e8c81ea81f38b6f44f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--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] 998cc481df4244ce2a05c0b0540d8acf3819128796d8a42c88e87125afffc2e6
[INFO] running `Command { std: "docker" "start" "-a" "998cc481df4244ce2a05c0b0540d8acf3819128796d8a42c88e87125afffc2e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ko v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub type MiddlewareFunction = Box<FnMut(&mut Vec<SimpleFile>)>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Vec<SimpleFile>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub type MiddlewareFunction = Box<FnMut(&mut Vec<SimpleFile>)>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Vec<SimpleFile>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.68s
[INFO] running `Command { std: "docker" "inspect" "998cc481df4244ce2a05c0b0540d8acf3819128796d8a42c88e87125afffc2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998cc481df4244ce2a05c0b0540d8acf3819128796d8a42c88e87125afffc2e6", kill_on_drop: false }`
[INFO] [stdout] 998cc481df4244ce2a05c0b0540d8acf3819128796d8a42c88e87125afffc2e6