[INFO] fetching crate challenge-bypass-ristretto 1.0.0-pre.0...
[INFO] extracting crate challenge-bypass-ristretto 1.0.0-pre.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/challenge-bypass-ristretto/1.0.0-pre.0
[INFO] extracting crate challenge-bypass-ristretto 1.0.0-pre.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/challenge-bypass-ristretto/1.0.0-pre.0
[INFO] validating manifest of challenge-bypass-ristretto-1.0.0-pre.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of challenge-bypass-ristretto-1.0.0-pre.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing challenge-bypass-ristretto-1.0.0-pre.0
[INFO] finished frobbing challenge-bypass-ristretto-1.0.0-pre.0
[INFO] frobbed toml for challenge-bypass-ristretto-1.0.0-pre.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/challenge-bypass-ristretto/1.0.0-pre.0/Cargo.toml
[INFO] started frobbing challenge-bypass-ristretto-1.0.0-pre.0
[INFO] finished frobbing challenge-bypass-ristretto-1.0.0-pre.0
[INFO] frobbed toml for challenge-bypass-ristretto-1.0.0-pre.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/challenge-bypass-ristretto/1.0.0-pre.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing challenge-bypass-ristretto-1.0.0-pre.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/challenge-bypass-ristretto/1.0.0-pre.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 46dbf507c39683b3f2737a835bfea70d0f8bdb2fa9b93c9d98013161b8c7d13b
[INFO] running `"docker" "start" "-a" "46dbf507c39683b3f2737a835bfea70d0f8bdb2fa9b93c9d98013161b8c7d13b"`
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]    Compiling challenge-bypass-ristretto v1.0.0-pre.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.15s
[INFO] running `"docker" "inspect" "46dbf507c39683b3f2737a835bfea70d0f8bdb2fa9b93c9d98013161b8c7d13b"`
[INFO] running `"docker" "rm" "-f" "46dbf507c39683b3f2737a835bfea70d0f8bdb2fa9b93c9d98013161b8c7d13b"`
[INFO] [stdout] 46dbf507c39683b3f2737a835bfea70d0f8bdb2fa9b93c9d98013161b8c7d13b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/challenge-bypass-ristretto/1.0.0-pre.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 962a649567c3be562e60a0384e834d430c1e15cccc30c5426a4fcf46430ad376
[INFO] running `"docker" "start" "-a" "962a649567c3be562e60a0384e834d430c1e15cccc30c5426a4fcf46430ad376"`
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling challenge-bypass-ristretto v1.0.0-pre.0 (/opt/crater/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] 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" "962a649567c3be562e60a0384e834d430c1e15cccc30c5426a4fcf46430ad376"`
[INFO] running `"docker" "rm" "-f" "962a649567c3be562e60a0384e834d430c1e15cccc30c5426a4fcf46430ad376"`
[INFO] [stdout] 962a649567c3be562e60a0384e834d430c1e15cccc30c5426a4fcf46430ad376