[INFO] cloning repository https://github.com/howardwu/semiprimes
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howardwu/semiprimes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardwu%2Fsemiprimes"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardwu%2Fsemiprimes'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9ab52d7ddf4ce8bb074789746e663e99db8a9dcf
[INFO] checking howardwu/semiprimes against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardwu%2Fsemiprimes" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howardwu/semiprimes on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/howardwu/semiprimes
[INFO] finished tweaking git repo https://github.com/howardwu/semiprimes
[INFO] tweaked toml for git repo https://github.com/howardwu/semiprimes written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/howardwu/semiprimes already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e2ac6083bae44854e65ffc2be9927ef24db439b38a7f67df0f88f04f10c2670e
[INFO] running `"docker" "start" "-a" "e2ac6083bae44854e65ffc2be9927ef24db439b38a7f67df0f88f04f10c2670e"`
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking semiprimes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::Rand': replaced by distributions::Standard
[INFO] [stderr]   --> src/biginteger.rs:73:6
[INFO] [stderr]    |
[INFO] [stderr] 73 | impl ::rand::Rand for BigInteger {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand': replaced by distributions::Standard
[INFO] [stderr]     --> src/field.rs:3692:6
[INFO] [stderr]      |
[INFO] [stderr] 3692 | impl ::rand::Rand for Fp {
[INFO] [stderr]      |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand': replaced by distributions::Standard
[INFO] [stderr]   --> src/biginteger.rs:73:6
[INFO] [stderr]    |
[INFO] [stderr] 73 | impl ::rand::Rand for BigInteger {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand': replaced by distributions::Standard
[INFO] [stderr]     --> src/field.rs:3692:6
[INFO] [stderr]      |
[INFO] [stderr] 3692 | impl ::rand::Rand for Fp {
[INFO] [stderr]      |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand': replaced by distributions::Standard
[INFO] [stderr]  --> src/tests.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use rand::Rand;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]     --> src/field.rs:3696:30
[INFO] [stderr]      |
[INFO] [stderr] 3696 |             let mut tmp = Fp(BigInteger::rand(rng));
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]     --> src/field.rs:3696:30
[INFO] [stderr]      |
[INFO] [stderr] 3696 |             let mut tmp = Fp(BigInteger::rand(rng));
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]    --> src/tests.rs:108:29
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let a: BigInteger = BigInteger::rand(&mut rand::thread_rng());
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]    --> src/tests.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let b: BigInteger = BigInteger::rand(&mut rand::thread_rng());
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]    --> src/tests.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let a: Fp = Fp::rand(&mut rand::thread_rng());
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rand::rand': replaced by distributions::Standard
[INFO] [stderr]    --> src/tests.rs:117:21
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let b: Fp = Fp::rand(&mut rand::thread_rng());
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `"docker" "inspect" "e2ac6083bae44854e65ffc2be9927ef24db439b38a7f67df0f88f04f10c2670e"`
[INFO] running `"docker" "rm" "-f" "e2ac6083bae44854e65ffc2be9927ef24db439b38a7f67df0f88f04f10c2670e"`
[INFO] [stdout] e2ac6083bae44854e65ffc2be9927ef24db439b38a7f67df0f88f04f10c2670e