[INFO] fetching crate rubber_duck 0.2.2...
[INFO] checking rubber_duck-0.2.2 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate rubber_duck 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rubber_duck 0.2.2 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 rubber_duck 0.2.2
[INFO] finished tweaking crates.io crate rubber_duck 0.2.2
[INFO] tweaked toml for crates.io crate rubber_duck 0.2.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 688fcf0f7a3ce75f98e26fabe4e95e0f0ccde94d754bfc42f6c7cacaecd0bfab
[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" "688fcf0f7a3ce75f98e26fabe4e95e0f0ccde94d754bfc42f6c7cacaecd0bfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688fcf0f7a3ce75f98e26fabe4e95e0f0ccde94d754bfc42f6c7cacaecd0bfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688fcf0f7a3ce75f98e26fabe4e95e0f0ccde94d754bfc42f6c7cacaecd0bfab", kill_on_drop: false }`
[INFO] [stdout] 688fcf0f7a3ce75f98e26fabe4e95e0f0ccde94d754bfc42f6c7cacaecd0bfab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4b02111f02f8ddfd8aceea3fe9a3bb1bf4afed9e71e3348a08429f5dd1103bc8
[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" "4b02111f02f8ddfd8aceea3fe9a3bb1bf4afed9e71e3348a08429f5dd1103bc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rubber_duck_macro v0.2.0
[INFO] [stderr]     Checking rubber_duck v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.05s
[INFO] running `Command { std: "docker" "inspect" "4b02111f02f8ddfd8aceea3fe9a3bb1bf4afed9e71e3348a08429f5dd1103bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b02111f02f8ddfd8aceea3fe9a3bb1bf4afed9e71e3348a08429f5dd1103bc8", kill_on_drop: false }`
[INFO] [stdout] 4b02111f02f8ddfd8aceea3fe9a3bb1bf4afed9e71e3348a08429f5dd1103bc8