[INFO] crate challenge-bypass-ristretto 1.0.0-pre.0 is already in cache
[INFO] testing challenge-bypass-ristretto-1.0.0-pre.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate challenge-bypass-ristretto 1.0.0-pre.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate challenge-bypass-ristretto 1.0.0-pre.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate challenge-bypass-ristretto 1.0.0-pre.0
[INFO] finished tweaking crates.io crate challenge-bypass-ristretto 1.0.0-pre.0
[INFO] tweaked toml for crates.io crate challenge-bypass-ristretto 1.0.0-pre.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7d4649fcc34f0e91e77591f9945e450d2a3c3161532161b13157c4eb587414a
[INFO] running `"docker" "start" "-a" "a7d4649fcc34f0e91e77591f9945e450d2a3c3161532161b13157c4eb587414a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]    Compiling challenge-bypass-ristretto v1.0.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `"docker" "inspect" "a7d4649fcc34f0e91e77591f9945e450d2a3c3161532161b13157c4eb587414a"`
[INFO] running `"docker" "rm" "-f" "a7d4649fcc34f0e91e77591f9945e450d2a3c3161532161b13157c4eb587414a"`
[INFO] [stdout] a7d4649fcc34f0e91e77591f9945e450d2a3c3161532161b13157c4eb587414a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3b087c50aab253c6feeae16e5b1ede9c3b3345be86fc4b0944e0b89c3b573c5
[INFO] running `"docker" "start" "-a" "e3b087c50aab253c6feeae16e5b1ede9c3b3345be86fc4b0944e0b89c3b573c5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling challenge-bypass-ristretto v1.0.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stderr]    --> src/oprf.rs:579:9
[INFO] [stderr]     |
[INFO] [stderr] 579 |     use rand::rngs::OsRng;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stderr]    --> src/dleq.rs:360:9
[INFO] [stderr]     |
[INFO] [stderr] 360 |     use rand::rngs::OsRng;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stderr]  --> tests/e2e.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::rngs::OsRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `challenge-bypass-ristretto`.
[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] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `challenge-bypass-ristretto`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e3b087c50aab253c6feeae16e5b1ede9c3b3345be86fc4b0944e0b89c3b573c5"`
[INFO] running `"docker" "rm" "-f" "e3b087c50aab253c6feeae16e5b1ede9c3b3345be86fc4b0944e0b89c3b573c5"`
[INFO] [stdout] e3b087c50aab253c6feeae16e5b1ede9c3b3345be86fc4b0944e0b89c3b573c5