[INFO] fetching crate einops 0.1.0...
[INFO] checking einops-0.1.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate einops 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate einops 0.1.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate einops 0.1.0
[INFO] finished tweaking crates.io crate einops 0.1.0
[INFO] tweaked toml for crates.io crate einops 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate einops 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2640979988e71fb788a22a3969bb6fbdb087fbdc56eb62f1917b87bae2e38a3f
[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" "2640979988e71fb788a22a3969bb6fbdb087fbdc56eb62f1917b87bae2e38a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2640979988e71fb788a22a3969bb6fbdb087fbdc56eb62f1917b87bae2e38a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2640979988e71fb788a22a3969bb6fbdb087fbdc56eb62f1917b87bae2e38a3f", kill_on_drop: false }`
[INFO] [stdout] 2640979988e71fb788a22a3969bb6fbdb087fbdc56eb62f1917b87bae2e38a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2254f758f9041403ad74eb5c98db1b671b86ea449fbcc0fd74eccaa2383e7fc4
[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" "2254f758f9041403ad74eb5c98db1b671b86ea449fbcc0fd74eccaa2383e7fc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking einops v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tch`
[INFO] [stdout]    --> src/lib.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     use tch::{Device, IndexOp, Kind, Tensor};
[INFO] [stdout]     |         ^^^ use of undeclared crate or module `tch`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `einops`
[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[E0433]: failed to resolve: use of undeclared crate or module `tch`
[INFO] [stdout]  --> examples/simple_convnet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tch::{nn, nn::ModuleT, nn::OptimizerConfig, Device};
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `tch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tch`
[INFO] [stdout]  --> examples/simple_convnet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tch::{nn, nn::ModuleT, nn::OptimizerConfig, Device};
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `tch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tch`
[INFO] [stdout]   --> examples/simple_convnet.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let m = tch::vision::mnist::load_dir("data")?;
[INFO] [stdout]    |             ^^^ use of undeclared crate or module `tch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `ModuleT` in this scope
[INFO] [stdout]  --> examples/simple_convnet.rs:6:49
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn simple_convnet(vs: &nn::Path) -> Result<impl ModuleT, EinopsError> {
[INFO] [stdout]   |                  -                              ^^^^^^^ not found in this scope
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  help: you might be missing a type parameter: `<ModuleT>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2254f758f9041403ad74eb5c98db1b671b86ea449fbcc0fd74eccaa2383e7fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2254f758f9041403ad74eb5c98db1b671b86ea449fbcc0fd74eccaa2383e7fc4", kill_on_drop: false }`
[INFO] [stdout] 2254f758f9041403ad74eb5c98db1b671b86ea449fbcc0fd74eccaa2383e7fc4