[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 try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwafflespeanut%2Fbiographer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wafflespeanut/biographer on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-7/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/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[INFO] the lockfile is outdated, regenerating it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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68296a4d08db71d0319a85bcbfc2782b7c1a8e57cc6f96a0be3eae3019472d6d
[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" "68296a4d08db71d0319a85bcbfc2782b7c1a8e57cc6f96a0be3eae3019472d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68296a4d08db71d0319a85bcbfc2782b7c1a8e57cc6f96a0be3eae3019472d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68296a4d08db71d0319a85bcbfc2782b7c1a8e57cc6f96a0be3eae3019472d6d", kill_on_drop: false }`
[INFO] [stdout] 68296a4d08db71d0319a85bcbfc2782b7c1a8e57cc6f96a0be3eae3019472d6d
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b3559b240389528a745062858560898fa03ad68e821a9059273e4052fa1127
[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" "05b3559b240389528a745062858560898fa03ad68e821a9059273e4052fa1127", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[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 function `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 function `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 function `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 function `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 4.90s
[INFO] running `Command { std: "docker" "inspect" "05b3559b240389528a745062858560898fa03ad68e821a9059273e4052fa1127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b3559b240389528a745062858560898fa03ad68e821a9059273e4052fa1127", kill_on_drop: false }`
[INFO] [stdout] 05b3559b240389528a745062858560898fa03ad68e821a9059273e4052fa1127