[INFO] fetching crate korat 0.2.0...
[INFO] checking korat-0.2.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate korat 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate korat 0.2.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate korat 0.2.0
[INFO] finished tweaking crates.io crate korat 0.2.0
[INFO] tweaked toml for crates.io crate korat 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e303ab4549a1cd515a6cc1f9bbdf704ad93c78186c45445318ff1c43f1ae57a0
[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" "e303ab4549a1cd515a6cc1f9bbdf704ad93c78186c45445318ff1c43f1ae57a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e303ab4549a1cd515a6cc1f9bbdf704ad93c78186c45445318ff1c43f1ae57a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e303ab4549a1cd515a6cc1f9bbdf704ad93c78186c45445318ff1c43f1ae57a0", kill_on_drop: false }`
[INFO] [stdout] e303ab4549a1cd515a6cc1f9bbdf704ad93c78186c45445318ff1c43f1ae57a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 955371a559d356ed1fbc1a0dc08634084d10ad0735dabec004469bdc4c08a52b
[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" "955371a559d356ed1fbc1a0dc08634084d10ad0735dabec004469bdc4c08a52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rusoto_core v0.45.0
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking rusoto_credential v0.45.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking rusoto_signature v0.45.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.45.0
[INFO] [stderr]     Checking korat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: a value of type `HashSet<Vec<u8>>` cannot be built from an iterator over elements of type `bytes::bytes::Bytes`
[INFO] [stdout]    --> src/lib.rs:129:50
[INFO] [stdout]     |
[INFO] [stdout] 129 |             .and_then(|mut vec| Ok(vec.drain(..).collect()))
[INFO] [stdout]     |                                                  ^^^^^^^ value of type `HashSet<Vec<u8>>` cannot be built from `std::iter::Iterator<Item=bytes::bytes::Bytes>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<bytes::bytes::Bytes>` is not implemented for `HashSet<Vec<u8>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `Vec<bytes::bytes::Bytes>` cannot be built from an iterator over elements of type `Vec<u8>`
[INFO] [stdout]    --> src/lib.rs:133:51
[INFO] [stdout]     |
[INFO] [stdout] 133 |         macros::attribute_value!(bs, self.drain().collect())
[INFO] [stdout]     |                                                   ^^^^^^^ value of type `Vec<bytes::bytes::Bytes>` cannot be built from `std::iter::Iterator<Item=Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<Vec<u8>>` is not implemented for `Vec<bytes::bytes::Bytes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `HashSet<Vec<u8>>` cannot be built from an iterator over elements of type `bytes::bytes::Bytes`
[INFO] [stdout]    --> src/lib.rs:129:50
[INFO] [stdout]     |
[INFO] [stdout] 129 |             .and_then(|mut vec| Ok(vec.drain(..).collect()))
[INFO] [stdout]     |                                                  ^^^^^^^ value of type `HashSet<Vec<u8>>` cannot be built from `std::iter::Iterator<Item=bytes::bytes::Bytes>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<bytes::bytes::Bytes>` is not implemented for `HashSet<Vec<u8>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `Vec<bytes::bytes::Bytes>` cannot be built from an iterator over elements of type `Vec<u8>`
[INFO] [stdout]    --> src/lib.rs:133:51
[INFO] [stdout]     |
[INFO] [stdout] 133 |         macros::attribute_value!(bs, self.drain().collect())
[INFO] [stdout]     |                                                   ^^^^^^^ value of type `Vec<bytes::bytes::Bytes>` cannot be built from `std::iter::Iterator<Item=Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<Vec<u8>>` is not implemented for `Vec<bytes::bytes::Bytes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn from_attribute_value(attribute_value: AttributeValue) -> ConversionResult<Self> {
[INFO] [stdout]     |                                                                 ---------------------- expected `std::result::Result<Vec<u8>, ConversionError>` because of return type
[INFO] [stdout] 139 |         attribute_value.b.ok_or(ConversionError::MissingValue)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Vec`, found struct `bytes::bytes::Bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<Vec<u8>, _>`
[INFO] [stdout]                found enum `std::result::Result<bytes::bytes::Bytes, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn from_attribute_value(attribute_value: AttributeValue) -> ConversionResult<Self> {
[INFO] [stdout]     |                                                                 ---------------------- expected `std::result::Result<Vec<u8>, ConversionError>` because of return type
[INFO] [stdout] 139 |         attribute_value.b.ok_or(ConversionError::MissingValue)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Vec`, found struct `bytes::bytes::Bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<Vec<u8>, _>`
[INFO] [stdout]                found enum `std::result::Result<bytes::bytes::Bytes, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:143:37
[INFO] [stdout]     |
[INFO] [stdout] 143 |         macros::attribute_value!(b, self)
[INFO] [stdout]     |                                     ^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                found struct `Vec<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:143:37
[INFO] [stdout]     |
[INFO] [stdout] 143 |         macros::attribute_value!(b, self)
[INFO] [stdout]     |                                     ^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                found struct `Vec<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `korat`
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:365:21
[INFO] [stdout]     |
[INFO] [stdout] 365 |             b: Some(input),
[INFO] [stdout]     |                     ^^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                found struct `Vec<{integer}>`
[INFO] [stdout] 
[INFO] [stdout] 
[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[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:387:22
[INFO] [stdout]     |
[INFO] [stdout] 387 |             bs: Some(input),
[INFO] [stdout]     |                      ^^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<bytes::bytes::Bytes>`
[INFO] [stdout]                found struct `Vec<Vec<u8>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:403:40
[INFO] [stdout]     |
[INFO] [stdout] 403 |             assert!(retrieved.contains(&val))
[INFO] [stdout]     |                                        ^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&bytes::bytes::Bytes`
[INFO] [stdout]                found reference `&Vec<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "955371a559d356ed1fbc1a0dc08634084d10ad0735dabec004469bdc4c08a52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955371a559d356ed1fbc1a0dc08634084d10ad0735dabec004469bdc4c08a52b", kill_on_drop: false }`
[INFO] [stdout] 955371a559d356ed1fbc1a0dc08634084d10ad0735dabec004469bdc4c08a52b