[INFO] fetching crate assembly 0.6.0...
[INFO] checking assembly-0.6.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate assembly 0.6.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assembly 0.6.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assembly 0.6.0
[INFO] finished tweaking crates.io crate assembly 0.6.0
[INFO] tweaked toml for crates.io crate assembly 0.6.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d30dbd2f9ce8bf32a381ac30e2a8e304c4598ae8cd2131427e31d78953bb64f
[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" "7d30dbd2f9ce8bf32a381ac30e2a8e304c4598ae8cd2131427e31d78953bb64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d30dbd2f9ce8bf32a381ac30e2a8e304c4598ae8cd2131427e31d78953bb64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d30dbd2f9ce8bf32a381ac30e2a8e304c4598ae8cd2131427e31d78953bb64f", kill_on_drop: false }`
[INFO] [stdout] 7d30dbd2f9ce8bf32a381ac30e2a8e304c4598ae8cd2131427e31d78953bb64f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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] 1f4d5c7dd22a5e8abb3d76203f9e15119054c82d299da51979a1bbc522a30b95
[INFO] running `Command { std: "docker" "start" "-a" "1f4d5c7dd22a5e8abb3d76203f9e15119054c82d299da51979a1bbc522a30b95", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking hsieh-hash v0.1.1
[INFO] [stderr]     Checking assembly-maps v0.1.0
[INFO] [stderr]     Checking assembly-data v0.1.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking assembly-pack v0.1.0
[INFO] [stderr]     Checking assembly v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "1f4d5c7dd22a5e8abb3d76203f9e15119054c82d299da51979a1bbc522a30b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4d5c7dd22a5e8abb3d76203f9e15119054c82d299da51979a1bbc522a30b95", kill_on_drop: false }`
[INFO] [stdout] 1f4d5c7dd22a5e8abb3d76203f9e15119054c82d299da51979a1bbc522a30b95