[INFO] cloning repository https://github.com/Sk3pz/maln
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sk3pz/maln" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fmaln", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fmaln'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/Sk3pz/maln
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sk3pz/maln" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fmaln", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fmaln'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae950e10e6842e769685416d0c8a3ace5105868a
[INFO] checking Sk3pz/maln/ae950e10e6842e769685416d0c8a3ace5105868a against try#9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132 for pr-133274
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fmaln" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sk3pz/maln on toolchain 9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sk3pz/maln
[INFO] finished tweaking git repo https://github.com/Sk3pz/maln
[INFO] tweaked toml for git repo https://github.com/Sk3pz/maln written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Sk3pz/maln 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" "+9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3109e3c7b9b77919c4be527f344c72b5754d004733a3509847e1b62609f3fbf5
[INFO] running `Command { std: "docker" "start" "-a" "3109e3c7b9b77919c4be527f344c72b5754d004733a3509847e1b62609f3fbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3109e3c7b9b77919c4be527f344c72b5754d004733a3509847e1b62609f3fbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3109e3c7b9b77919c4be527f344c72b5754d004733a3509847e1b62609f3fbf5", kill_on_drop: false }`
[INFO] [stdout] 3109e3c7b9b77919c4be527f344c72b5754d004733a3509847e1b62609f3fbf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+9a6ce9bcee4fff9f2010ea88aaa7654cc4d95132" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 739b0a9a622b66103ab6f023aa1130c8f7cf8052451ea5f055368485826858f5
[INFO] running `Command { std: "docker" "start" "-a" "739b0a9a622b66103ab6f023aa1130c8f7cf8052451ea5f055368485826858f5", kill_on_drop: false }`
[INFO] [stderr]     Checking maln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::neutron::sigmoid`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::neutron::sigmoid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neutron::sigmoid`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::neutron::sigmoid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]  --> src/neutron.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn sigmoid<F: Into<f64>>(x: F) -> f64 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]  --> src/neutron.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn sigmoid<F: Into<f64>>(x: F) -> f64 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]   --> src/neutron.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Neuron {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neuron` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]   --> src/neutron.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Neuron {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neuron` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_sigmoid` are never used
[INFO] [stdout]   --> src/neutron.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Neuron {
[INFO] [stdout]    | ----------- associated functions in this implementation
[INFO] [stdout] 27 |     /// Creates a new neuron from a value
[INFO] [stdout] 28 |     pub fn new(x: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn new_sigmoid(x: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]   --> src/neutron.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Layer {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Layer` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_sigmoid` are never used
[INFO] [stdout]   --> src/neutron.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Neuron {
[INFO] [stdout]    | ----------- associated functions in this implementation
[INFO] [stdout] 27 |     /// Creates a new neuron from a value
[INFO] [stdout] 28 |     pub fn new(x: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn new_sigmoid(x: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]   --> src/neutron.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Layer {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Layer` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "739b0a9a622b66103ab6f023aa1130c8f7cf8052451ea5f055368485826858f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739b0a9a622b66103ab6f023aa1130c8f7cf8052451ea5f055368485826858f5", kill_on_drop: false }`
[INFO] [stdout] 739b0a9a622b66103ab6f023aa1130c8f7cf8052451ea5f055368485826858f5