[INFO] fetching crate libp2prs-plaintext 0.2.2...
[INFO] checking libp2prs-plaintext-0.2.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate libp2prs-plaintext 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libp2prs-plaintext 0.2.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2prs-plaintext 0.2.2
[INFO] finished tweaking crates.io crate libp2prs-plaintext 0.2.2
[INFO] tweaked toml for crates.io crate libp2prs-plaintext 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate libp2prs-plaintext 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 60019486abe76aee34e6c6090ec4a0d7735110328b1034c85c9e9027e2eaf2e2
[INFO] running `Command { std: "docker" "start" "-a" "60019486abe76aee34e6c6090ec4a0d7735110328b1034c85c9e9027e2eaf2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60019486abe76aee34e6c6090ec4a0d7735110328b1034c85c9e9027e2eaf2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60019486abe76aee34e6c6090ec4a0d7735110328b1034c85c9e9027e2eaf2e2", kill_on_drop: false }`
[INFO] [stdout] 60019486abe76aee34e6c6090ec4a0d7735110328b1034c85c9e9027e2eaf2e2
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f25e317bd8f9c8cf6c1b7d766b902c7b478e44c1220080ae32a99bee09c267
[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" "f2f25e317bd8f9c8cf6c1b7d766b902c7b478e44c1220080ae32a99bee09c267", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling libp2prs-plaintext v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking libp2prs-traits v0.2.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking libp2prs-core v0.2.2
[INFO] [stderr]     Checking libp2prs-runtime v0.2.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.72s
[INFO] running `Command { std: "docker" "inspect" "f2f25e317bd8f9c8cf6c1b7d766b902c7b478e44c1220080ae32a99bee09c267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f25e317bd8f9c8cf6c1b7d766b902c7b478e44c1220080ae32a99bee09c267", kill_on_drop: false }`
[INFO] [stdout] f2f25e317bd8f9c8cf6c1b7d766b902c7b478e44c1220080ae32a99bee09c267