[INFO] fetching crate coaster-nn 0.5.0...
[INFO] checking coaster-nn-0.5.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate coaster-nn 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate coaster-nn 0.5.0 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 coaster-nn 0.5.0
[INFO] finished tweaking crates.io crate coaster-nn 0.5.0
[INFO] tweaked toml for crates.io crate coaster-nn 0.5.0 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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 25cfb9fb8142f1630754df0b8af4a0dd3207f5dc73eb1351cce6557c87fd983c
[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" "25cfb9fb8142f1630754df0b8af4a0dd3207f5dc73eb1351cce6557c87fd983c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25cfb9fb8142f1630754df0b8af4a0dd3207f5dc73eb1351cce6557c87fd983c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25cfb9fb8142f1630754df0b8af4a0dd3207f5dc73eb1351cce6557c87fd983c", kill_on_drop: false }`
[INFO] [stdout] 25cfb9fb8142f1630754df0b8af4a0dd3207f5dc73eb1351cce6557c87fd983c
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db5296ddea01e7463ebc2110e1cfd07a219b5892fc4805985918430b19a829ab
[INFO] running `Command { std: "docker" "start" "-a" "db5296ddea01e7463ebc2110e1cfd07a219b5892fc4805985918430b19a829ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling rcublas-sys v0.5.0
[INFO] [stderr]    Compiling rcudnn-sys v0.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling quote v1.0.10
[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 syn v1.0.82
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand v0.8.4
[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
[INFO] [stderr]     Checking rcublas v0.6.0
[INFO] [stderr]     Checking coaster v0.2.0
[INFO] [stderr]     Checking coaster-nn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `num`
[INFO] [stdout]   --> src/tests/mod.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use num::{One, Zero};
[INFO] [stdout]    |         ^^^ help: a similar path exists: `std::num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `env_logger`, `crate::tests::One`, `crate::tests::Zero`
[INFO] [stdout]    --> src/tests/rnn.rs:9:69
[INFO] [stdout]     |
[INFO] [stdout] 9   | use crate::tests::{filled_tensor, uniformly_random_tensor, Epsilon, One, Zero};
[INFO] [stdout]     |                                                                     ^^^  ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     use env_logger as _;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ no external crate `env_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]   --> src/tests/rnn.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = env_logger::builder()
[INFO] [stdout]    |             ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RnnPaddingMode`, `self`
[INFO] [stdout]  --> src/tests/rnn.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     self, DirectionMode, RnnAlgorithm, RnnConfig, RnnInputMode, RnnNetworkMode, RnnPaddingMode,
[INFO] [stdout]   |     ^^^^                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning 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: could not compile `coaster-nn` due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "db5296ddea01e7463ebc2110e1cfd07a219b5892fc4805985918430b19a829ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5296ddea01e7463ebc2110e1cfd07a219b5892fc4805985918430b19a829ab", kill_on_drop: false }`
[INFO] [stdout] db5296ddea01e7463ebc2110e1cfd07a219b5892fc4805985918430b19a829ab