[INFO] fetching crate simple-process-stats 1.0.0...
[INFO] checking simple-process-stats-1.0.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate simple-process-stats 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate simple-process-stats 1.0.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-process-stats 1.0.0
[INFO] finished tweaking crates.io crate simple-process-stats 1.0.0
[INFO] tweaked toml for crates.io crate simple-process-stats 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded crc32fast v1.2.1
[INFO] [stderr]   Downloaded darwin-libproc v0.2.0
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded flate2 v1.0.20
[INFO] [stderr]   Downloaded tokio-macros v1.1.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded tokio v1.2.0
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.2.0
[INFO] [stderr]   Downloaded procfs v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", 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] aa9e2342e41a2294f478aa31e49f9650c3b2dfcfd61a3d07baaee93f17543967
[INFO] running `Command { std: "docker" "start" "-a" "aa9e2342e41a2294f478aa31e49f9650c3b2dfcfd61a3d07baaee93f17543967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa9e2342e41a2294f478aa31e49f9650c3b2dfcfd61a3d07baaee93f17543967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9e2342e41a2294f478aa31e49f9650c3b2dfcfd61a3d07baaee93f17543967", kill_on_drop: false }`
[INFO] [stdout] aa9e2342e41a2294f478aa31e49f9650c3b2dfcfd61a3d07baaee93f17543967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de6d4dd7e397620e52b7e2633390b66d746ed28a5d5ebfa5264e69caf16bf9fa
[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" "de6d4dd7e397620e52b7e2633390b66d746ed28a5d5ebfa5264e69caf16bf9fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking procfs v0.9.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking simple-process-stats v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.76s
[INFO] running `Command { std: "docker" "inspect" "de6d4dd7e397620e52b7e2633390b66d746ed28a5d5ebfa5264e69caf16bf9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6d4dd7e397620e52b7e2633390b66d746ed28a5d5ebfa5264e69caf16bf9fa", kill_on_drop: false }`
[INFO] [stdout] de6d4dd7e397620e52b7e2633390b66d746ed28a5d5ebfa5264e69caf16bf9fa