[INFO] crate bundled-crypto 0.2.0 is already in cache
[INFO] testing bundled-crypto-0.2.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate bundled-crypto 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bundled-crypto 0.2.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bundled-crypto 0.2.0
[INFO] finished tweaking crates.io crate bundled-crypto 0.2.0
[INFO] tweaked toml for crates.io crate bundled-crypto 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] b046e2635cdc5c8965a124622b4237a4752803ff1e806001a6a4abdd4075f78f
[INFO] running `"docker" "start" "-a" "b046e2635cdc5c8965a124622b4237a4752803ff1e806001a6a4abdd4075f78f"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling argon2rs v0.2.5
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.9
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling blowfish v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]    Compiling bcrypt v0.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling sodiumoxide v0.2.5
[INFO] [stderr]    Compiling bundled-crypto v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0658]: the `!` type is experimental
[INFO] [stderr]   --> src/algo/cipher/plaintext.rs:65:18
[INFO] [stderr]    |
[INFO] [stderr] 65 |     type Error = !;
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stderr]    = help: add `#![feature(never_type)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: the `!` type is experimental
[INFO] [stderr]   --> src/algo/cipher/plaintext.rs:73:18
[INFO] [stderr]    |
[INFO] [stderr] 73 |     type Error = !;
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stderr]    = help: add `#![feature(never_type)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: the `!` type is experimental
[INFO] [stderr]   --> src/algo/cipher/plaintext.rs:81:18
[INFO] [stderr]    |
[INFO] [stderr] 81 |     type Error = !;
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stderr]    = help: add `#![feature(never_type)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: the `!` type is experimental
[INFO] [stderr]   --> src/algo/cipher/plaintext.rs:89:18
[INFO] [stderr]    |
[INFO] [stderr] 89 |     type Error = !;
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stderr]    = help: add `#![feature(never_type)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: the `!` type is experimental
[INFO] [stderr]   --> src/algo/mod.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     type Error = !;
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #35121 <https://github.com/rust-lang/rust/issues/35121> for more information
[INFO] [stderr]    = help: add `#![feature(never_type)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `bundled-crypto`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b046e2635cdc5c8965a124622b4237a4752803ff1e806001a6a4abdd4075f78f"`
[INFO] running `"docker" "rm" "-f" "b046e2635cdc5c8965a124622b4237a4752803ff1e806001a6a4abdd4075f78f"`
[INFO] [stdout] b046e2635cdc5c8965a124622b4237a4752803ff1e806001a6a4abdd4075f78f