[INFO] fetching crate mongo-file-center 0.4.2...
[INFO] checking mongo-file-center-0.4.2 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate mongo-file-center 0.4.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mongo-file-center 0.4.2 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mongo-file-center 0.4.2
[INFO] finished tweaking crates.io crate mongo-file-center 0.4.2
[INFO] tweaked toml for crates.io crate mongo-file-center 0.4.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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" "+195ad4830e11a544391abe296b146450dea8411b" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f22b9a3330849c659d6d0eea3e3a3b7ecac72e3e0cff3c183faced0f9c70b00
[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" "1f22b9a3330849c659d6d0eea3e3a3b7ecac72e3e0cff3c183faced0f9c70b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f22b9a3330849c659d6d0eea3e3a3b7ecac72e3e0cff3c183faced0f9c70b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f22b9a3330849c659d6d0eea3e3a3b7ecac72e3e0cff3c183faced0f9c70b00", kill_on_drop: false }`
[INFO] [stdout] 1f22b9a3330849c659d6d0eea3e3a3b7ecac72e3e0cff3c183faced0f9c70b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bb468102743e11c409a9cebbe0eaf9d6f6d04bc1b472d3ad1bfe3ff3cf2531f
[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" "8bb468102743e11c409a9cebbe0eaf9d6f6d04bc1b472d3ad1bfe3ff3cf2531f", 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]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking debug-helper v0.3.10
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking base64-url v1.4.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking crc-any v2.3.5
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking short-crypt v1.0.24
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking bson v0.14.0
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking mongodb v0.4.0
[INFO] [stderr]     Checking mongo-file-center v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.51s
[INFO] running `Command { std: "docker" "inspect" "8bb468102743e11c409a9cebbe0eaf9d6f6d04bc1b472d3ad1bfe3ff3cf2531f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb468102743e11c409a9cebbe0eaf9d6f6d04bc1b472d3ad1bfe3ff3cf2531f", kill_on_drop: false }`
[INFO] [stdout] 8bb468102743e11c409a9cebbe0eaf9d6f6d04bc1b472d3ad1bfe3ff3cf2531f