[INFO] fetching crate zyx-nn 0.1.1...
[INFO] testing zyx-nn-0.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate zyx-nn 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate zyx-nn 0.1.1
[INFO] finished tweaking crates.io crate zyx-nn 0.1.1
[INFO] tweaked toml for crates.io crate zyx-nn 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zyx-nn 0.1.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zyx-core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62206b3396cfb1f5fac5780c312412e93ffda0b825fda8446181d9874eda4be7
[INFO] running `Command { std: "docker" "start" "-a" "62206b3396cfb1f5fac5780c312412e93ffda0b825fda8446181d9874eda4be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62206b3396cfb1f5fac5780c312412e93ffda0b825fda8446181d9874eda4be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62206b3396cfb1f5fac5780c312412e93ffda0b825fda8446181d9874eda4be7", kill_on_drop: false }`
[INFO] [stdout] 62206b3396cfb1f5fac5780c312412e93ffda0b825fda8446181d9874eda4be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daba20349ee0f99123460c4567ada40796afc84a18618c813e3c9f8861d1ba3f
[INFO] running `Command { std: "docker" "start" "-a" "daba20349ee0f99123460c4567ada40796afc84a18618c813e3c9f8861d1ba3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling zyx-core v0.1.1
[INFO] [stderr]    Compiling zyx-nn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `LayerNormInit` is never used
[INFO] [stdout]   --> src/layer_norm.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait LayerNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BatchNormInit` is never used
[INFO] [stdout]   --> src/batch_norm.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait BatchNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "daba20349ee0f99123460c4567ada40796afc84a18618c813e3c9f8861d1ba3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daba20349ee0f99123460c4567ada40796afc84a18618c813e3c9f8861d1ba3f", kill_on_drop: false }`
[INFO] [stdout] daba20349ee0f99123460c4567ada40796afc84a18618c813e3c9f8861d1ba3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e887eded38cc054568903a3897204cbe4e4e13c72aeb69a4065db8180b531c28
[INFO] running `Command { std: "docker" "start" "-a" "e887eded38cc054568903a3897204cbe4e4e13c72aeb69a4065db8180b531c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling zyx-nn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `LayerNormInit` is never used
[INFO] [stdout]   --> src/layer_norm.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait LayerNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BatchNormInit` is never used
[INFO] [stdout]   --> src/batch_norm.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait BatchNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LayerNormInit` is never used
[INFO] [stdout]   --> src/layer_norm.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait LayerNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BatchNormInit` is never used
[INFO] [stdout]   --> src/batch_norm.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait BatchNormInit: Backend {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "e887eded38cc054568903a3897204cbe4e4e13c72aeb69a4065db8180b531c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e887eded38cc054568903a3897204cbe4e4e13c72aeb69a4065db8180b531c28", kill_on_drop: false }`
[INFO] [stdout] e887eded38cc054568903a3897204cbe4e4e13c72aeb69a4065db8180b531c28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c7a58941b6841151ff852fc8e2f2a5697d7defb82c6ed7d2569ac394e8b46b7
[INFO] running `Command { std: "docker" "start" "-a" "9c7a58941b6841151ff852fc8e2f2a5697d7defb82c6ed7d2569ac394e8b46b7", kill_on_drop: false }`
[INFO] [stderr] warning: trait `LayerNormInit` is never used
[INFO] [stderr]   --> src/layer_norm.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub trait LayerNormInit: Backend {
[INFO] [stderr]    |           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `BatchNormInit` is never used
[INFO] [stderr]   --> src/batch_norm.rs:31:11
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub trait BatchNormInit: Backend {
[INFO] [stderr]    |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `zyx-nn` (lib) generated 2 warnings
[INFO] [stderr] warning: `zyx-nn` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zyx_nn-b46d2153cdd5201f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zyx_nn
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c7a58941b6841151ff852fc8e2f2a5697d7defb82c6ed7d2569ac394e8b46b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7a58941b6841151ff852fc8e2f2a5697d7defb82c6ed7d2569ac394e8b46b7", kill_on_drop: false }`
[INFO] [stdout] 9c7a58941b6841151ff852fc8e2f2a5697d7defb82c6ed7d2569ac394e8b46b7