[INFO] cloning repository https://github.com/ksy980418/my_md5sum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ksy980418/my_md5sum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksy980418%2Fmy_md5sum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksy980418%2Fmy_md5sum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4e3df021ea97c206e4f7c0231150c2e146f372f
[INFO] testing ksy980418/my_md5sum against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksy980418%2Fmy_md5sum" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ksy980418/my_md5sum
[INFO] finished tweaking git repo https://github.com/ksy980418/my_md5sum
[INFO] tweaked toml for git repo https://github.com/ksy980418/my_md5sum written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ksy980418/my_md5sum on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ksy980418/my_md5sum 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3139e806359f6114ec49ad1f505a3e031c8b754d62bd00d308240db454a7579
[INFO] running `Command { std: "docker" "start" "-a" "d3139e806359f6114ec49ad1f505a3e031c8b754d62bd00d308240db454a7579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3139e806359f6114ec49ad1f505a3e031c8b754d62bd00d308240db454a7579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3139e806359f6114ec49ad1f505a3e031c8b754d62bd00d308240db454a7579", kill_on_drop: false }`
[INFO] [stdout] d3139e806359f6114ec49ad1f505a3e031c8b754d62bd00d308240db454a7579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5831606021f45e5080d497172a5b68e5fc85529cd245ff208f0c600fe345de5
[INFO] running `Command { std: "docker" "start" "-a" "d5831606021f45e5080d497172a5b68e5fc85529cd245ff208f0c600fe345de5", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_md5sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `r` should have an upper case name
[INFO] [stdout]  --> src/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | static r: [u64; 64] = 
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 9 - static r: [u64; 64] = 
[INFO] [stdout] 9 + static R: [u64; 64] = 
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `k` should have an upper case name
[INFO] [stdout]   --> src/main.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static k: [u64; 64] = 
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 15 - static k: [u64; 64] = 
[INFO] [stdout] 15 + static K: [u64; 64] = 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "d5831606021f45e5080d497172a5b68e5fc85529cd245ff208f0c600fe345de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5831606021f45e5080d497172a5b68e5fc85529cd245ff208f0c600fe345de5", kill_on_drop: false }`
[INFO] [stdout] d5831606021f45e5080d497172a5b68e5fc85529cd245ff208f0c600fe345de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c91bb4364c62acbe5adbf9b25842b1739f4a726ff517e9551dfe969d2443dc5e
[INFO] running `Command { std: "docker" "start" "-a" "c91bb4364c62acbe5adbf9b25842b1739f4a726ff517e9551dfe969d2443dc5e", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/my_md5sum-23b08d5f28e76ca3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "c91bb4364c62acbe5adbf9b25842b1739f4a726ff517e9551dfe969d2443dc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91bb4364c62acbe5adbf9b25842b1739f4a726ff517e9551dfe969d2443dc5e", kill_on_drop: false }`
[INFO] [stdout] c91bb4364c62acbe5adbf9b25842b1739f4a726ff517e9551dfe969d2443dc5e