[INFO] cloning repository https://github.com/wafflespeanut/biographer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wafflespeanut/biographer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwafflespeanut%2Fbiographer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwafflespeanut%2Fbiographer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09bf9a882c24061da1560416c57f64b22a13b683
[INFO] checking wafflespeanut/biographer against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwafflespeanut%2Fbiographer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wafflespeanut/biographer on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wafflespeanut/biographer
[INFO] finished tweaking git repo https://github.com/wafflespeanut/biographer
[INFO] tweaked toml for git repo https://github.com/wafflespeanut/biographer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/wafflespeanut/biographer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0722b2fa6957547e23ca186d857062592ae2666cb412ed5ac6a4c9b2d0fe1d7d
[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" "0722b2fa6957547e23ca186d857062592ae2666cb412ed5ac6a4c9b2d0fe1d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0722b2fa6957547e23ca186d857062592ae2666cb412ed5ac6a4c9b2d0fe1d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0722b2fa6957547e23ca186d857062592ae2666cb412ed5ac6a4c9b2d0fe1d7d", kill_on_drop: false }`
[INFO] [stdout] 0722b2fa6957547e23ca186d857062592ae2666cb412ed5ac6a4c9b2d0fe1d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80402f089dee845e9563282900f619b925f43006f19c04f0503256f5b5059bbb
[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" "80402f089dee845e9563282900f619b925f43006f19c04f0503256f5b5059bbb", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking biographer v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stdout]  --> src/cipher.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use random::{thread_rng, sample};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stdout]   --> src/cipher.rs:64:40
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let mut cbc_vec: Vec<u8> = sample(&mut thread_rng(), 1..255, size);
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stdout]  --> src/cipher.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use random::{thread_rng, sample};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'random::sample': renamed to seq::sample_iter
[INFO] [stdout]   --> src/cipher.rs:64:40
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let mut cbc_vec: Vec<u8> = sample(&mut thread_rng(), 1..255, size);
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "80402f089dee845e9563282900f619b925f43006f19c04f0503256f5b5059bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80402f089dee845e9563282900f619b925f43006f19c04f0503256f5b5059bbb", kill_on_drop: false }`
[INFO] [stdout] 80402f089dee845e9563282900f619b925f43006f19c04f0503256f5b5059bbb