[INFO] fetching crate diffus-derive 0.9.1...
[INFO] checking diffus-derive-0.9.1 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate diffus-derive 0.9.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate diffus-derive 0.9.1 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diffus-derive 0.9.1
[INFO] finished tweaking crates.io crate diffus-derive 0.9.1
[INFO] tweaked toml for crates.io crate diffus-derive 0.9.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d96b8c19cd2b444063692b9096ad68c294e4554393ed5f42a0a36ddf0e8a84e
[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" "9d96b8c19cd2b444063692b9096ad68c294e4554393ed5f42a0a36ddf0e8a84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d96b8c19cd2b444063692b9096ad68c294e4554393ed5f42a0a36ddf0e8a84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d96b8c19cd2b444063692b9096ad68c294e4554393ed5f42a0a36ddf0e8a84e", kill_on_drop: false }`
[INFO] [stdout] 9d96b8c19cd2b444063692b9096ad68c294e4554393ed5f42a0a36ddf0e8a84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "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] 1558787c58111b08dba02ac934201cda3643dd11b13c518653ef1c31a0e2d86e
[INFO] running `Command { std: "docker" "start" "-a" "1558787c58111b08dba02ac934201cda3643dd11b13c518653ef1c31a0e2d86e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.42
[INFO] [stderr]     Checking diffus-derive v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "1558787c58111b08dba02ac934201cda3643dd11b13c518653ef1c31a0e2d86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1558787c58111b08dba02ac934201cda3643dd11b13c518653ef1c31a0e2d86e", kill_on_drop: false }`
[INFO] [stdout] 1558787c58111b08dba02ac934201cda3643dd11b13c518653ef1c31a0e2d86e