[INFO] fetching crate twistrs 0.1.3-beta...
[INFO] testing twistrs-0.1.3-beta against 1.47.0 for beta-1.48-1
[INFO] extracting crate twistrs 0.1.3-beta into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twistrs 0.1.3-beta 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 twistrs 0.1.3-beta
[INFO] finished tweaking crates.io crate twistrs 0.1.3-beta
[INFO] tweaked toml for crates.io crate twistrs 0.1.3-beta written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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] 2d13c4551819be3df0edb9c684600935c03348f77f201e2eb4aa650f7f4608e5
[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" "2d13c4551819be3df0edb9c684600935c03348f77f201e2eb4aa650f7f4608e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d13c4551819be3df0edb9c684600935c03348f77f201e2eb4aa650f7f4608e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d13c4551819be3df0edb9c684600935c03348f77f201e2eb4aa650f7f4608e5", kill_on_drop: false }`
[INFO] [stdout] 2d13c4551819be3df0edb9c684600935c03348f77f201e2eb4aa650f7f4608e5
[INFO] running `Command { std: "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" "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] 3abd67282635be2b0b9d0e9339231921293ad577e2b0b62d56669bfb2865a085
[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" "3abd67282635be2b0b9d0e9339231921293ad577e2b0b62d56669bfb2865a085", kill_on_drop: false }`
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling punycode v0.4.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling futures-lite v1.11.1
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling fancy-regex v0.4.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling twistrs v0.1.3-beta (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-global-executor v1.4.0
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling async-smtp v0.3.4
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type Result<T> = std::result::Result<T, EnrichmentError>;
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl fmt::Display for EnrichmentError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]    --> src/enrich.rs:105:27
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Err(_) => Err(EnrichmentError),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 | type Result<T> = std::result::Result<T, PermutationError>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:62:23
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl fmt::Display for PermutationError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     return Err(PermutationError);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Err(_) => Err(PermutationError),
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.36s
[INFO] running `Command { std: "docker" "inspect" "3abd67282635be2b0b9d0e9339231921293ad577e2b0b62d56669bfb2865a085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abd67282635be2b0b9d0e9339231921293ad577e2b0b62d56669bfb2865a085", kill_on_drop: false }`
[INFO] [stdout] 3abd67282635be2b0b9d0e9339231921293ad577e2b0b62d56669bfb2865a085
[INFO] running `Command { std: "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" "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] 974196b8ac5fe9200d7229fb5fc1e9376a95c201e262ce9838f2716b90e1000d
[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" "974196b8ac5fe9200d7229fb5fc1e9376a95c201e262ce9838f2716b90e1000d", kill_on_drop: false }`
[INFO] [stderr]    Compiling twistrs v0.1.3-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type Result<T> = std::result::Result<T, EnrichmentError>;
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl fmt::Display for EnrichmentError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]    --> src/enrich.rs:105:27
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Err(_) => Err(EnrichmentError),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 | type Result<T> = std::result::Result<T, PermutationError>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:62:23
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl fmt::Display for PermutationError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     return Err(PermutationError);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Err(_) => Err(PermutationError),
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]    --> src/enrich.rs:189:14
[INFO] [stdout]     |
[INFO] [stdout] 189 |     #[tokio::test]
[INFO] [stdout]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]    --> src/enrich.rs:195:14
[INFO] [stdout]     |
[INFO] [stdout] 195 |     #[tokio::test]
[INFO] [stdout]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]    --> src/enrich.rs:201:14
[INFO] [stdout]     |
[INFO] [stdout] 201 |     #[tokio::test]
[INFO] [stdout]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type Result<T> = std::result::Result<T, EnrichmentError>;
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/enrich.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl fmt::Display for EnrichmentError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `enrich::EnrichmentError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]    --> src/enrich.rs:105:27
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Err(_) => Err(EnrichmentError),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 | type Result<T> = std::result::Result<T, PermutationError>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:62:23
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl fmt::Display for PermutationError {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     return Err(PermutationError);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `permutate::PermutationError`: Prone to be removed in the future, does not currently provide any context.
[INFO] [stdout]   --> src/permutate.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Err(_) => Err(PermutationError),
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twistrs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "974196b8ac5fe9200d7229fb5fc1e9376a95c201e262ce9838f2716b90e1000d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974196b8ac5fe9200d7229fb5fc1e9376a95c201e262ce9838f2716b90e1000d", kill_on_drop: false }`
[INFO] [stdout] 974196b8ac5fe9200d7229fb5fc1e9376a95c201e262ce9838f2716b90e1000d
