[INFO] fetching crate challenge-bypass-ristretto 1.0.0-pre.0...
[INFO] testing challenge-bypass-ristretto-1.0.0-pre.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate challenge-bypass-ristretto 1.0.0-pre.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate challenge-bypass-ristretto 1.0.0-pre.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8711d169fd2eee52144e4f63228333e8b94536d07af359b97cdef15296144bd
[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" "d8711d169fd2eee52144e4f63228333e8b94536d07af359b97cdef15296144bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8711d169fd2eee52144e4f63228333e8b94536d07af359b97cdef15296144bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8711d169fd2eee52144e4f63228333e8b94536d07af359b97cdef15296144bd", kill_on_drop: false }`
[INFO] [stdout] d8711d169fd2eee52144e4f63228333e8b94536d07af359b97cdef15296144bd
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cf73c9633e37fea8dffc37416803bcff2984ce8ef283ff74c287841084b90e8
[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" "4cf73c9633e37fea8dffc37416803bcff2984ce8ef283ff74c287841084b90e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.4
[INFO] [stderr]    Compiling challenge-bypass-ristretto v1.0.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.40s
[INFO] running `Command { std: "docker" "inspect" "4cf73c9633e37fea8dffc37416803bcff2984ce8ef283ff74c287841084b90e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf73c9633e37fea8dffc37416803bcff2984ce8ef283ff74c287841084b90e8", kill_on_drop: false }`
[INFO] [stdout] 4cf73c9633e37fea8dffc37416803bcff2984ce8ef283ff74c287841084b90e8
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e59bf3d2f0941613abc8a00a650bd639cca4e0f3ffd4aa177628131eb6465d0
[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" "9e59bf3d2f0941613abc8a00a650bd639cca4e0f3ffd4aa177628131eb6465d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[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] [stdout] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stdout]    --> src/oprf.rs:579:9
[INFO] [stdout]     |
[INFO] [stdout] 579 |     use rand::rngs::OsRng;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stdout]    --> src/dleq.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use rand::rngs::OsRng;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::rngs::OsRng`
[INFO] [stdout]  --> tests/e2e.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::rngs::OsRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `OsRng` in `rngs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9e59bf3d2f0941613abc8a00a650bd639cca4e0f3ffd4aa177628131eb6465d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e59bf3d2f0941613abc8a00a650bd639cca4e0f3ffd4aa177628131eb6465d0", kill_on_drop: false }`
[INFO] [stdout] 9e59bf3d2f0941613abc8a00a650bd639cca4e0f3ffd4aa177628131eb6465d0
