[INFO] fetching crate unionfarm 0.1.1...
[INFO] checking unionfarm-0.1.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate unionfarm 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate unionfarm 0.1.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unionfarm 0.1.1
[INFO] finished tweaking crates.io crate unionfarm 0.1.1
[INFO] tweaked toml for crates.io crate unionfarm 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate unionfarm 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] 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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80718ce5538074f0e315e23d4000f28623660836d89f494ddf41a147c15bd753
[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" "80718ce5538074f0e315e23d4000f28623660836d89f494ddf41a147c15bd753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80718ce5538074f0e315e23d4000f28623660836d89f494ddf41a147c15bd753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80718ce5538074f0e315e23d4000f28623660836d89f494ddf41a147c15bd753", kill_on_drop: false }`
[INFO] [stdout] 80718ce5538074f0e315e23d4000f28623660836d89f494ddf41a147c15bd753
[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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf1317ba7430c07a7012a26dc7d16085407a006fd9d8255551abb3ed645bdef
[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" "ecf1317ba7430c07a7012a26dc7d16085407a006fd9d8255551abb3ed645bdef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking unionfarm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.51s
[INFO] running `Command { std: "docker" "inspect" "ecf1317ba7430c07a7012a26dc7d16085407a006fd9d8255551abb3ed645bdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf1317ba7430c07a7012a26dc7d16085407a006fd9d8255551abb3ed645bdef", kill_on_drop: false }`
[INFO] [stdout] ecf1317ba7430c07a7012a26dc7d16085407a006fd9d8255551abb3ed645bdef