[INFO] cloning repository https://github.com/palozano/learning-tdd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palozano/learning-tdd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalozano%2Flearning-tdd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalozano%2Flearning-tdd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8b2c2c93dc67b5b3406d243031d7d469127dd6a
[INFO] checking palozano/learning-tdd against master#8e37e151835d96d6a7415e93e6876561485a3354 for pr-134218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalozano%2Flearning-tdd" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/palozano/learning-tdd on toolchain 8e37e151835d96d6a7415e93e6876561485a3354
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/palozano/learning-tdd
[INFO] finished tweaking git repo https://github.com/palozano/learning-tdd
[INFO] tweaked toml for git repo https://github.com/palozano/learning-tdd written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/palozano/learning-tdd 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" "+8e37e151835d96d6a7415e93e6876561485a3354" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fae19794018119a63370daab87ebc010ca3a2ff79f9722b1f83f7b12a02ec80
[INFO] running `Command { std: "docker" "start" "-a" "3fae19794018119a63370daab87ebc010ca3a2ff79f9722b1f83f7b12a02ec80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fae19794018119a63370daab87ebc010ca3a2ff79f9722b1f83f7b12a02ec80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fae19794018119a63370daab87ebc010ca3a2ff79f9722b1f83f7b12a02ec80", kill_on_drop: false }`
[INFO] [stdout] 3fae19794018119a63370daab87ebc010ca3a2ff79f9722b1f83f7b12a02ec80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3e23c2fd90d9b792453d6205ac3d17b79517364a867f0269a8862de5a000be
[INFO] running `Command { std: "docker" "start" "-a" "cb3e23c2fd90d9b792453d6205ac3d17b79517364a867f0269a8862de5a000be", kill_on_drop: false }`
[INFO] [stderr]     Checking learning-tdd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Currency` is never used
[INFO] [stdout]  --> src/main.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Currency {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Money` is never constructed
[INFO] [stdout]   --> src/main.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Money {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `times` and `divide` are never used
[INFO] [stdout]   --> src/main.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Money {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 18 |     /// Multiplication of Money by a certain number.
[INFO] [stdout] 19 |     fn times(&self, multiplier: f64) -> Money {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn divide(&self, divisor: f64) -> Money {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Portfolio` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Portfolio {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter`, `add`, and `evaluate` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Portfolio {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] 44 |     fn iter(self: &Self) -> impl Iterator<Item = &Money> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn add(&self) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 49 |
[INFO] [stdout] 50 |     fn evaluate(&self) -> Money {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Portfolio` is never constructed
[INFO] [stdout]   --> src/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Portfolio {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter`, `add`, and `evaluate` are never used
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Portfolio {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] 44 |     fn iter(self: &Self) -> impl Iterator<Item = &Money> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn add(&self) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 49 |
[INFO] [stdout] 50 |     fn evaluate(&self) -> Money {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/learning-tdd-0b75cf074537dc8f/bin-learning-tdd.json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/learning_tdd-cf810f5a4a56ccf2.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/learning-tdd-cf810f5a4a56ccf2/dep-test-bin-learning-tdd`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "cb3e23c2fd90d9b792453d6205ac3d17b79517364a867f0269a8862de5a000be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3e23c2fd90d9b792453d6205ac3d17b79517364a867f0269a8862de5a000be", kill_on_drop: false }`
[INFO] [stdout] cb3e23c2fd90d9b792453d6205ac3d17b79517364a867f0269a8862de5a000be