[INFO] fetching crate rand_chacha 0.10.0-rc.1...
[INFO] testing rand_chacha-0.10.0-rc.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate rand_chacha 0.10.0-rc.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rand_chacha 0.10.0-rc.1
[INFO] finished tweaking crates.io crate rand_chacha 0.10.0-rc.1
[INFO] tweaked toml for crates.io crate rand_chacha 0.10.0-rc.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand_chacha 0.10.0-rc.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rand_chacha 0.10.0-rc.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db17e6655d4a35e66b1dd0df730ec61be11bf922be20cb66502ff1dfa697426c
[INFO] running `Command { std: "docker" "start" "-a" "db17e6655d4a35e66b1dd0df730ec61be11bf922be20cb66502ff1dfa697426c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db17e6655d4a35e66b1dd0df730ec61be11bf922be20cb66502ff1dfa697426c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db17e6655d4a35e66b1dd0df730ec61be11bf922be20cb66502ff1dfa697426c", kill_on_drop: false }`
[INFO] [stdout] db17e6655d4a35e66b1dd0df730ec61be11bf922be20cb66502ff1dfa697426c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025c7ec5ca43484ec493b883fb937401c2f5649b3a87778205a3c14799d83ca7
[INFO] running `Command { std: "docker" "start" "-a" "025c7ec5ca43484ec493b883fb937401c2f5649b3a87778205a3c14799d83ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling rand_core v0.10.0-rc-2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.10.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "025c7ec5ca43484ec493b883fb937401c2f5649b3a87778205a3c14799d83ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025c7ec5ca43484ec493b883fb937401c2f5649b3a87778205a3c14799d83ca7", kill_on_drop: false }`
[INFO] [stdout] 025c7ec5ca43484ec493b883fb937401c2f5649b3a87778205a3c14799d83ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a316f50e6bc04c100150ce5a02fdc8d5adda0f923ee996d6ab2813ce901cee94
[INFO] running `Command { std: "docker" "start" "-a" "a316f50e6bc04c100150ce5a02fdc8d5adda0f923ee996d6ab2813ce901cee94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling chacha20 v0.10.0-rc.2
[INFO] [stderr]    Compiling rand v0.10.0-rc.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rand_chacha v0.10.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "a316f50e6bc04c100150ce5a02fdc8d5adda0f923ee996d6ab2813ce901cee94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a316f50e6bc04c100150ce5a02fdc8d5adda0f923ee996d6ab2813ce901cee94", kill_on_drop: false }`
[INFO] [stdout] a316f50e6bc04c100150ce5a02fdc8d5adda0f923ee996d6ab2813ce901cee94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87704b231cead70626ba9d414cc9d4af3d62e26cf13331b75571e215f7b3f1c2
[INFO] running `Command { std: "docker" "start" "-a" "87704b231cead70626ba9d414cc9d4af3d62e26cf13331b75571e215f7b3f1c2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rand_chacha-48b5b2a6b1b6d973)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test chacha::test::test_chacha_clone_streams ... ok
[INFO] [stdout] test chacha::test::test_chacha_construction ... ok
[INFO] [stdout] test chacha::test::test_chacha_multiple_blocks ... ok
[INFO] [stdout] test chacha::test::test_chacha_true_bytes ... ok
[INFO] [stdout] test chacha::test::test_chacha_true_values_a ... ok
[INFO] [stdout] test chacha::test::test_chacha_nonce ... ok
[INFO] [stdout] test chacha::test::test_chacha_true_values_c ... ok
[INFO] [stdout] test chacha::test::test_chacha_true_values_b ... ok
[INFO] [stdout] test chacha::test::test_chacha_word_pos_wrap_exact ... ok
[INFO] [stdout] test chacha::test::test_chacha_word_pos_wrap_excess ... ok
[INFO] [stdout] test chacha::test::test_chacha_word_pos_zero ... ok
[INFO] [stdout] test chacha::test::test_trait_objects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_chacha
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 49) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 39) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `OsRng: rand_core::TryRngCore` is not satisfied
[INFO] [stdout]    --> src/lib.rs:42:37
[INFO] [stdout]     |
[INFO] [stdout]  42 | let rng = ChaCha12Rng::try_from_rng(&mut OsRng).unwrap();
[INFO] [stdout]     |           ------------------------- ^^^^^^^^^^ the trait `DerefMut` is not implemented for `OsRng`
[INFO] [stdout]     |           |
[INFO] [stdout]     |           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for `OsRng` to implement `rand_core::RngCore`
[INFO] [stdout]     = note: required for `OsRng` to implement `rand_core::TryRngCore`
[INFO] [stdout] note: required by a bound in `rand_core::SeedableRng::try_from_rng`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.10.0-rc-2/src/lib.rs:486:24
[INFO] [stdout]     |
[INFO] [stdout] 486 |     fn try_from_rng<R: TryRngCore + ?Sized>(rng: &mut R) -> Result<Self, R::Error> {
[INFO] [stdout]     |                        ^^^^^^^^^^ required by this bound in `SeedableRng::try_from_rng`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `OsRng: rand_core::RngCore` is not satisfied
[INFO] [stdout]   --> src/lib.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | let rng = ChaCha12Rng::try_from_rng(&mut OsRng).unwrap();
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `DerefMut` is not implemented for `OsRng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `OsRng` to implement `rand_core::RngCore`
[INFO] [stdout]    = note: required for `OsRng` to implement `rand_core::TryRngCore`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 39)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.17s; merged doctests compilation took 0.05s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "87704b231cead70626ba9d414cc9d4af3d62e26cf13331b75571e215f7b3f1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87704b231cead70626ba9d414cc9d4af3d62e26cf13331b75571e215f7b3f1c2", kill_on_drop: false }`
[INFO] [stdout] 87704b231cead70626ba9d414cc9d4af3d62e26cf13331b75571e215f7b3f1c2
