[INFO] fetching crate rskafka 0.2.0...
[INFO] testing rskafka-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rskafka 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rskafka 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rskafka 0.2.0
[INFO] finished tweaking crates.io crate rskafka 0.2.0
[INFO] tweaked toml for crates.io crate rskafka 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d362a71b9a47b9976ced986b9eac95bc0fde08137f8037507facdb5dd911e79
[INFO] running `Command { std: "docker" "start" "-a" "6d362a71b9a47b9976ced986b9eac95bc0fde08137f8037507facdb5dd911e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d362a71b9a47b9976ced986b9eac95bc0fde08137f8037507facdb5dd911e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d362a71b9a47b9976ced986b9eac95bc0fde08137f8037507facdb5dd911e79", kill_on_drop: false }`
[INFO] [stdout] 6d362a71b9a47b9976ced986b9eac95bc0fde08137f8037507facdb5dd911e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 245ebdc9938241c30a2d1a9a5a00f970cc65af5c71c9b6083bb54aa2c83af6aa
[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" "245ebdc9938241c30a2d1a9a5a00f970cc65af5c71c9b6083bb54aa2c83af6aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling integer-encoding v3.0.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling crc32c v0.6.1
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling zstd v0.10.0+zstd.1.5.2
[INFO] [stderr]    Compiling rskafka v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "245ebdc9938241c30a2d1a9a5a00f970cc65af5c71c9b6083bb54aa2c83af6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245ebdc9938241c30a2d1a9a5a00f970cc65af5c71c9b6083bb54aa2c83af6aa", kill_on_drop: false }`
[INFO] [stdout] 245ebdc9938241c30a2d1a9a5a00f970cc65af5c71c9b6083bb54aa2c83af6aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3940adfd81fe7940b612e5b28b4446c78dc91f06025c74f248ca184f0ffa67f9
[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" "3940adfd81fe7940b612e5b28b4446c78dc91f06025c74f248ca184f0ffa67f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rdkafka-sys v4.2.0+1.8.2
[INFO] [stderr]    Compiling rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling num_enum v0.5.6
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling zstd v0.10.0+zstd.1.5.2
[INFO] [stderr]    Compiling rskafka v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rdkafka v0.28.0
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]   --> tests/client.rs:79:26
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut root_store = rustls::RootCertStore::empty();
[INFO] [stdout]    |                          ^^^^^^ use of undeclared crate or module `rustls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]   --> tests/client.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |             root_store.add(&rustls::Certificate(key)).unwrap();
[INFO] [stdout]    |                             ^^^^^^ use of undeclared crate or module `rustls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]   --> tests/client.rs:93:55
[INFO] [stdout]    |
[INFO] [stdout] 93 |         rustls_pemfile::Item::X509Certificate(key) => rustls::Certificate(key),
[INFO] [stdout]    |                                                       ^^^^^^ use of undeclared crate or module `rustls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]    --> tests/client.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |         rustls_pemfile::Item::PKCS8Key(key) => rustls::PrivateKey(key),
[INFO] [stdout]     |                                                ^^^^^^ use of undeclared crate or module `rustls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]    --> tests/client.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let config = rustls::ClientConfig::builder()
[INFO] [stdout]     |                          ^^^^^^^^^^^^ not found in `rustls`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use rdkafka::ClientConfig;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `tls_config` found for struct `ClientBuilder` in the current scope
[INFO] [stdout]    --> tests/client.rs:112:10
[INFO] [stdout]     |
[INFO] [stdout] 112 |         .tls_config(Arc::new(config))
[INFO] [stdout]     |          ^^^^^^^^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rskafka` due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rustls`
[INFO] [stdout]    --> src/connection.rs:623:37
[INFO] [stdout]     |
[INFO] [stdout] 623 |             _tls_config: Option<Arc<rustls::ClientConfig>>,
[INFO] [stdout]     |                                     ^^^^^^ use of undeclared crate or module `rustls`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3940adfd81fe7940b612e5b28b4446c78dc91f06025c74f248ca184f0ffa67f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3940adfd81fe7940b612e5b28b4446c78dc91f06025c74f248ca184f0ffa67f9", kill_on_drop: false }`
[INFO] [stdout] 3940adfd81fe7940b612e5b28b4446c78dc91f06025c74f248ca184f0ffa67f9