[INFO] fetching crate faker 0.0.4...
[INFO] checking faker-0.0.4 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate faker 0.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate faker 0.0.4 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate faker 0.0.4
[INFO] finished tweaking crates.io crate faker 0.0.4
[INFO] tweaked toml for crates.io crate faker 0.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d401af55fd61bdb19701bb7ead5fa41ffe92f4ab97446913736d29a30e1c3f5b
[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" "d401af55fd61bdb19701bb7ead5fa41ffe92f4ab97446913736d29a30e1c3f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d401af55fd61bdb19701bb7ead5fa41ffe92f4ab97446913736d29a30e1c3f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d401af55fd61bdb19701bb7ead5fa41ffe92f4ab97446913736d29a30e1c3f5b", kill_on_drop: false }`
[INFO] [stdout] d401af55fd61bdb19701bb7ead5fa41ffe92f4ab97446913736d29a30e1c3f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0261e0c645db3a5732bf301bd2b72354cbe7e9ebbda37c2815b14d9411ce2109
[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" "0261e0c645db3a5732bf301bd2b72354cbe7e9ebbda37c2815b14d9411ce2109", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking faker v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand::Rand`
[INFO] [stdout]  --> src/helpers.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{thread_rng, Rng, Rand};
[INFO] [stdout]   |                             ^^^^ no `Rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions::range`
[INFO] [stdout]  --> src/helpers.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::distributions::range::SampleRange;
[INFO] [stdout]   |                          ^^^^^ could not find `range` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `faker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `rand::Rand`
[INFO] [stdout]  --> src/helpers.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{thread_rng, Rng, Rand};
[INFO] [stdout]   |                             ^^^^ no `Rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions::range`
[INFO] [stdout]  --> src/helpers.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::distributions::range::SampleRange;
[INFO] [stdout]   |                          ^^^^^ could not find `range` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0261e0c645db3a5732bf301bd2b72354cbe7e9ebbda37c2815b14d9411ce2109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0261e0c645db3a5732bf301bd2b72354cbe7e9ebbda37c2815b14d9411ce2109", kill_on_drop: false }`
[INFO] [stdout] 0261e0c645db3a5732bf301bd2b72354cbe7e9ebbda37c2815b14d9411ce2109