[INFO] cloning repository https://github.com/nagashi/Rust-variables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagashi/Rust-variables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FRust-variables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FRust-variables'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/nagashi/Rust-variables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagashi/Rust-variables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FRust-variables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FRust-variables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60563006925ad6d5fdc56852a62405a7fc15db94
[INFO] checking nagashi/Rust-variables against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FRust-variables" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagashi/Rust-variables on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nagashi/Rust-variables
[INFO] finished tweaking git repo https://github.com/nagashi/Rust-variables
[INFO] tweaked toml for git repo https://github.com/nagashi/Rust-variables written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nagashi/Rust-variables 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46cc67ae0d2fdd36d9eb4b1b634df022084e2be657944a9ac4c5337b8e9177bd
[INFO] running `Command { std: "docker" "start" "-a" "46cc67ae0d2fdd36d9eb4b1b634df022084e2be657944a9ac4c5337b8e9177bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46cc67ae0d2fdd36d9eb4b1b634df022084e2be657944a9ac4c5337b8e9177bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cc67ae0d2fdd36d9eb4b1b634df022084e2be657944a9ac4c5337b8e9177bd", kill_on_drop: false }`
[INFO] [stdout] 46cc67ae0d2fdd36d9eb4b1b634df022084e2be657944a9ac4c5337b8e9177bd
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8de09da5a67d1a75c6d3c27f63cf1f24987ae71d483ec4b801f378f1b0c2d5b
[INFO] running `Command { std: "docker" "start" "-a" "e8de09da5a67d1a75c6d3c27f63cf1f24987ae71d483ec4b801f378f1b0c2d5b", kill_on_drop: false }`
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "e8de09da5a67d1a75c6d3c27f63cf1f24987ae71d483ec4b801f378f1b0c2d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8de09da5a67d1a75c6d3c27f63cf1f24987ae71d483ec4b801f378f1b0c2d5b", kill_on_drop: false }`
[INFO] [stdout] e8de09da5a67d1a75c6d3c27f63cf1f24987ae71d483ec4b801f378f1b0c2d5b