[INFO] cloning repository wafflespeanut/biographer
[INFO] running `"git" "clone" "--bare" "git://github.com/wafflespeanut/biographer.git" "work/cache/sources/gh/wafflespeanut/biographer"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/wafflespeanut/biographer'...
[INFO] running `"git" "clone" "work/cache/sources/gh/wafflespeanut/biographer" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/wafflespeanut/biographer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/wafflespeanut/biographer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wafflespeanut/biographer" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/wafflespeanut/biographer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/wafflespeanut/biographer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 09bf9a882c24061da1560416c57f64b22a13b683
[INFO] sha for GitHub repo wafflespeanut/biographer: 09bf9a882c24061da1560416c57f64b22a13b683
[INFO] validating manifest of wafflespeanut/biographer on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wafflespeanut/biographer on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wafflespeanut/biographer
[INFO] finished frobbing wafflespeanut/biographer
[INFO] frobbed toml for wafflespeanut/biographer written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/wafflespeanut/biographer/Cargo.toml
[INFO] started frobbing wafflespeanut/biographer
[INFO] finished frobbing wafflespeanut/biographer
[INFO] frobbed toml for wafflespeanut/biographer written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/wafflespeanut/biographer/Cargo.toml
[INFO] crate wafflespeanut/biographer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/wafflespeanut/biographer/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking wafflespeanut/biographer against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/wafflespeanut/biographer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 610488fa0aec312e3572969ce23cc27c1a4b32ef05347a014529018cfa307957
[INFO] running `"docker" "start" "-a" "610488fa0aec312e3572969ce23cc27c1a4b32ef05347a014529018cfa307957"`
[INFO] [stderr]     Checking biographer v0.6.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stderr]  --> src/cipher.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use random::{thread_rng, sample};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> src/cipher.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |             let mut cbc_vec: Vec<u8> = sample(&mut thread_rng(), 1..255, size);
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stderr]  --> src/cipher.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use random::{thread_rng, sample};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> src/cipher.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |             let mut cbc_vec: Vec<u8> = sample(&mut thread_rng(), 1..255, size);
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "610488fa0aec312e3572969ce23cc27c1a4b32ef05347a014529018cfa307957"`
[INFO] running `"docker" "rm" "-f" "610488fa0aec312e3572969ce23cc27c1a4b32ef05347a014529018cfa307957"`
[INFO] [stdout] 610488fa0aec312e3572969ce23cc27c1a4b32ef05347a014529018cfa307957