[INFO] cloning repository https://github.com/pei-pay/rust-basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pei-pay/rust-basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpei-pay%2Frust-basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpei-pay%2Frust-basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82c33b5bf7adda449a4e781dc3b4ccaedbd131c8
[INFO] checking pei-pay/rust-basics against master#5dfe648b45659db8dd0a673a806bba3df84aa3af for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpei-pay%2Frust-basics" "/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/pei-pay/rust-basics on toolchain 5dfe648b45659db8dd0a673a806bba3df84aa3af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pei-pay/rust-basics
[INFO] finished tweaking git repo https://github.com/pei-pay/rust-basics
[INFO] tweaked toml for git repo https://github.com/pei-pay/rust-basics written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pei-pay/rust-basics 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" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d82ba109532028984e8ac381029a37e7ac8ea5c130632d7f75befe20c3b8b1f0
[INFO] running `Command { std: "docker" "start" "-a" "d82ba109532028984e8ac381029a37e7ac8ea5c130632d7f75befe20c3b8b1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d82ba109532028984e8ac381029a37e7ac8ea5c130632d7f75befe20c3b8b1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82ba109532028984e8ac381029a37e7ac8ea5c130632d7f75befe20c3b8b1f0", kill_on_drop: false }`
[INFO] [stdout] d82ba109532028984e8ac381029a37e7ac8ea5c130632d7f75befe20c3b8b1f0
[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" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7f926456af738c75b1f2130dd94665359aa93ecffb2b1cc0f50d1e6c111da6
[INFO] running `Command { std: "docker" "start" "-a" "3e7f926456af738c75b1f2130dd94665359aa93ecffb2b1cc0f50d1e6c111da6", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/rust-basics-f812be46fed6112a/invoked.timestamp`
[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] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]  --> src/enum_type/intro.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 |   V4(u8, u8, u8, u8),
[INFO] [stdout]   |   -- ^^  ^^  ^^  ^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 |   V4((), (), (), ()),
[INFO] [stdout]   |      ~~  ~~  ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/enum_type/intro.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |   V6(String),
[INFO] [stdout]   |   -- ^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 |   V6(()),
[INFO] [stdout]   |      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/enum_type/intro.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Write(String),
[INFO] [stdout]    |   ----- ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Write(()),
[INFO] [stdout]    |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/structure/intro.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |   struct Color(i32, i32, i32);
[INFO] [stdout]    |          ----- ^^^  ^^^  ^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/structure/intro.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |   struct Point(i32, i32, i32);
[INFO] [stdout]    |          ----- ^^^  ^^^  ^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e7f926456af738c75b1f2130dd94665359aa93ecffb2b1cc0f50d1e6c111da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7f926456af738c75b1f2130dd94665359aa93ecffb2b1cc0f50d1e6c111da6", kill_on_drop: false }`
[INFO] [stdout] 3e7f926456af738c75b1f2130dd94665359aa93ecffb2b1cc0f50d1e6c111da6