[INFO] fetching crate rcudnn 1.8.0...
[INFO] checking rcudnn-1.8.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate rcudnn 1.8.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rcudnn 1.8.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcudnn 1.8.0
[INFO] finished tweaking crates.io crate rcudnn 1.8.0
[INFO] tweaked toml for crates.io crate rcudnn 1.8.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4a6c92c5d1197484777ccd87889304a76ed3e7a91adde02a663eeee73c1a34
[INFO] running `Command { std: "docker" "start" "-a" "cd4a6c92c5d1197484777ccd87889304a76ed3e7a91adde02a663eeee73c1a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4a6c92c5d1197484777ccd87889304a76ed3e7a91adde02a663eeee73c1a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4a6c92c5d1197484777ccd87889304a76ed3e7a91adde02a663eeee73c1a34", kill_on_drop: false }`
[INFO] [stdout] cd4a6c92c5d1197484777ccd87889304a76ed3e7a91adde02a663eeee73c1a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1787c3a997deb5ba22acbb8ba125a4ea44902c535d53446bf5cc762c34afa4bc
[INFO] running `Command { std: "docker" "start" "-a" "1787c3a997deb5ba22acbb8ba125a4ea44902c535d53446bf5cc762c34afa4bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling rcudnn-sys v0.5.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking rcudnn v1.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `coaster`
[INFO] [stdout]  --> benches/cudnn_overhead.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate coaster as co;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcudnn` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `coaster`
[INFO] [stdout]  --> tests/cudnn_specs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use coaster as co;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no external crate `coaster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `log`
[INFO] [stdout]    --> tests/cudnn_specs.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         log::trace!("RNN API test");
[INFO] [stdout]     |         ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]    --> tests/cudnn_specs.rs:149:17
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let _ = env_logger::builder()
[INFO] [stdout]     |                 ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `log`
[INFO] [stdout]    --> tests/cudnn_specs.rs:150:27
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .filter_level(log::LevelFilter::Trace)
[INFO] [stdout]     |                           ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cudnnRNNDescriptor_t`, `cudnnRNNPaddingMode_t`, `cudnnTensorDescriptor_t`
[INFO] [stdout]   --> tests/cudnn_specs.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use rcudnn::{cudnnRNNDescriptor_t, cudnnRNNPaddingMode_t, cudnnTensorDescriptor_t};
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cudnn::utils::RnnConfig`
[INFO] [stdout]   --> tests/cudnn_specs.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use crate::cudnn::utils::RnnConfig;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rcudnn::utils::DataTypeInfo`
[INFO] [stdout]    --> tests/cudnn_specs.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         use rcudnn::utils::DataTypeInfo;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rcudnn::RnnDescriptor`
[INFO] [stdout]    --> tests/cudnn_specs.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         use rcudnn::RnnDescriptor;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1787c3a997deb5ba22acbb8ba125a4ea44902c535d53446bf5cc762c34afa4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1787c3a997deb5ba22acbb8ba125a4ea44902c535d53446bf5cc762c34afa4bc", kill_on_drop: false }`
[INFO] [stdout] 1787c3a997deb5ba22acbb8ba125a4ea44902c535d53446bf5cc762c34afa4bc