[INFO] fetching crate axonml 0.5.0...
[INFO] checking axonml-0.5.0 against master#c756124775121dea0e640652c5ee3c89e3dd0eb4 for pr-154971
[INFO] extracting crate axonml 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate axonml 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate axonml 0.5.0
[INFO] tweaked toml for crates.io crate axonml 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate axonml 0.5.0 on toolchain c756124775121dea0e640652c5ee3c89e3dd0eb4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate axonml 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b007e2a22842e394f22bc686b71e465b3720e3cdf0556644a61089ae3059b4a
[INFO] running `Command { std: "docker" "start" "-a" "9b007e2a22842e394f22bc686b71e465b3720e3cdf0556644a61089ae3059b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b007e2a22842e394f22bc686b71e465b3720e3cdf0556644a61089ae3059b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b007e2a22842e394f22bc686b71e465b3720e3cdf0556644a61089ae3059b4a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d892c885539023aa3b763d5613f7e17f92301458d025c78fff147779d3215e3f
[INFO] running `Command { std: "docker" "start" "-a" "d892c885539023aa3b763d5613f7e17f92301458d025c78fff147779d3215e3f", kill_on_drop: false }`
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[INFO] [stderr]     Checking axonml-autograd v0.5.0
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[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking axonml-audio v0.5.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking axonml-nn v0.5.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking reqwest v0.12.28
[INFO] [stderr]     Checking axonml-serialize v0.5.0
[INFO] [stderr]     Checking axonml-optim v0.5.0
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[INFO] [stderr]     Checking axonml-text v0.5.0
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[INFO] [stderr]     Checking axonml-jit v0.5.0
[INFO] [stderr]     Checking axonml v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ReLU`
[INFO] [stdout]    --> src/adversarial.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |     use axonml_nn::{Linear, ReLU, Sequential};
[INFO] [stdout]     |                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dataset`
[INFO] [stdout]    --> tests/integration_test.rs:130:36
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use axonml::data::{DataLoader, Dataset, InMemoryDataset};
[INFO] [stdout]     |                                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_grad`
[INFO] [stdout]    --> tests/integration_test.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let has_grad = model.parameters().iter().any(|p| p.grad().is_some());
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_grad`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "d892c885539023aa3b763d5613f7e17f92301458d025c78fff147779d3215e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d892c885539023aa3b763d5613f7e17f92301458d025c78fff147779d3215e3f", kill_on_drop: false }`
[INFO] [stdout] d892c885539023aa3b763d5613f7e17f92301458d025c78fff147779d3215e3f