[INFO] fetching crate prost-sled 0.0.4...
[INFO] checking prost-sled-0.0.4 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate prost-sled 0.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate prost-sled 0.0.4 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prost-sled 0.0.4
[INFO] finished tweaking crates.io crate prost-sled 0.0.4
[INFO] tweaked toml for crates.io crate prost-sled 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded smallvec v1.6.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded sled v0.34.6
[INFO] [stderr]   Downloaded prost-build v0.7.0
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01fbd41b8bec97ea3e59e0530ff97eff51cfa250e31ff0511b6e49e7eb47c748
[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" "01fbd41b8bec97ea3e59e0530ff97eff51cfa250e31ff0511b6e49e7eb47c748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01fbd41b8bec97ea3e59e0530ff97eff51cfa250e31ff0511b6e49e7eb47c748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fbd41b8bec97ea3e59e0530ff97eff51cfa250e31ff0511b6e49e7eb47c748", kill_on_drop: false }`
[INFO] [stdout] 01fbd41b8bec97ea3e59e0530ff97eff51cfa250e31ff0511b6e49e7eb47c748
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20057f21a6c4f09d4c833d3967cddd791e236be1f810c2800e06fc9748a1a15
[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" "b20057f21a6c4f09d4c833d3967cddd791e236be1f810c2800e06fc9748a1a15", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling prost-sled v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.91s
[INFO] running `Command { std: "docker" "inspect" "b20057f21a6c4f09d4c833d3967cddd791e236be1f810c2800e06fc9748a1a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20057f21a6c4f09d4c833d3967cddd791e236be1f810c2800e06fc9748a1a15", kill_on_drop: false }`
[INFO] [stdout] b20057f21a6c4f09d4c833d3967cddd791e236be1f810c2800e06fc9748a1a15