[INFO] fetching crate mobc-boltrs 0.2.0...
[INFO] checking mobc-boltrs-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate mobc-boltrs 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mobc-boltrs 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mobc-boltrs 0.2.0
[INFO] finished tweaking crates.io crate mobc-boltrs 0.2.0
[INFO] tweaked toml for crates.io crate mobc-boltrs 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] ca919a82d4ed9b2de21cf212676676d088b9796635c934032eadfaa0da682b15
[INFO] running `Command { std: "docker" "start" "-a" "ca919a82d4ed9b2de21cf212676676d088b9796635c934032eadfaa0da682b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca919a82d4ed9b2de21cf212676676d088b9796635c934032eadfaa0da682b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca919a82d4ed9b2de21cf212676676d088b9796635c934032eadfaa0da682b15", kill_on_drop: false }`
[INFO] [stdout] ca919a82d4ed9b2de21cf212676676d088b9796635c934032eadfaa0da682b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0e885f3ae61330111837f02d736885c0e57d1d6f775735c0335a68bb79d263
[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" "dd0e885f3ae61330111837f02d736885c0e57d1d6f775735c0335a68bb79d263", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling bolt-proto-derive v0.5.2
[INFO] [stderr]    Compiling bolt-client-macros v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking bolt-proto v0.10.0
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking mobc v0.7.2
[INFO] [stderr]     Checking bolt-client v0.9.1
[INFO] [stderr]     Checking mobc-boltrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "dd0e885f3ae61330111837f02d736885c0e57d1d6f775735c0335a68bb79d263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0e885f3ae61330111837f02d736885c0e57d1d6f775735c0335a68bb79d263", kill_on_drop: false }`
[INFO] [stdout] dd0e885f3ae61330111837f02d736885c0e57d1d6f775735c0335a68bb79d263