[INFO] fetching crate descent 0.5.0...
[INFO] checking descent-0.5.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate descent 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate descent 0.5.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate descent 0.5.0
[INFO] finished tweaking crates.io crate descent 0.5.0
[INFO] tweaked toml for crates.io crate descent 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d1ae58fe3ee7ecbc3aad7763d9c157f5ba5d03adfd574f103cc48f52c88aee7
[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" "6d1ae58fe3ee7ecbc3aad7763d9c157f5ba5d03adfd574f103cc48f52c88aee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d1ae58fe3ee7ecbc3aad7763d9c157f5ba5d03adfd574f103cc48f52c88aee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1ae58fe3ee7ecbc3aad7763d9c157f5ba5d03adfd574f103cc48f52c88aee7", kill_on_drop: false }`
[INFO] [stdout] 6d1ae58fe3ee7ecbc3aad7763d9c157f5ba5d03adfd574f103cc48f52c88aee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8be031247068c8e4eaf6548a9aa7bd0a87ee517067f260e3a20a7d7f63526c56
[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" "8be031247068c8e4eaf6548a9aa7bd0a87ee517067f260e3a20a7d7f63526c56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking descent v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.53s
[INFO] running `Command { std: "docker" "inspect" "8be031247068c8e4eaf6548a9aa7bd0a87ee517067f260e3a20a7d7f63526c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be031247068c8e4eaf6548a9aa7bd0a87ee517067f260e3a20a7d7f63526c56", kill_on_drop: false }`
[INFO] [stdout] 8be031247068c8e4eaf6548a9aa7bd0a87ee517067f260e3a20a7d7f63526c56