[INFO] fetching crate dupe-krill 1.4.5...
[INFO] checking dupe-krill-1.4.5 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate dupe-krill 1.4.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate dupe-krill 1.4.5 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dupe-krill 1.4.5
[INFO] finished tweaking crates.io crate dupe-krill 1.4.5
[INFO] tweaked toml for crates.io crate dupe-krill 1.4.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate dupe-krill 1.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0808a7c31f064fdcc102956906c8d9745c7497debee2156ff7d499f7aeca6448
[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" "0808a7c31f064fdcc102956906c8d9745c7497debee2156ff7d499f7aeca6448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0808a7c31f064fdcc102956906c8d9745c7497debee2156ff7d499f7aeca6448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0808a7c31f064fdcc102956906c8d9745c7497debee2156ff7d499f7aeca6448", kill_on_drop: false }`
[INFO] [stdout] 0808a7c31f064fdcc102956906c8d9745c7497debee2156ff7d499f7aeca6448
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] 1909ee9b9b61c9cd4d7621d8c56975c8f062a71f93c0a28ad03f011c15374bef
[INFO] running `Command { std: "docker" "start" "-a" "1909ee9b9b61c9cd4d7621d8c56975c8f062a71f93c0a28ad03f011c15374bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling blake3 v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking dupe-krill v1.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.94s
[INFO] running `Command { std: "docker" "inspect" "1909ee9b9b61c9cd4d7621d8c56975c8f062a71f93c0a28ad03f011c15374bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1909ee9b9b61c9cd4d7621d8c56975c8f062a71f93c0a28ad03f011c15374bef", kill_on_drop: false }`
[INFO] [stdout] 1909ee9b9b61c9cd4d7621d8c56975c8f062a71f93c0a28ad03f011c15374bef