[INFO] fetching crate thread-scoped-ref 0.1.4...
[INFO] testing thread-scoped-ref-0.1.4 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate thread-scoped-ref 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate thread-scoped-ref 0.1.4 on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thread-scoped-ref 0.1.4
[INFO] finished tweaking crates.io crate thread-scoped-ref 0.1.4
[INFO] tweaked toml for crates.io crate thread-scoped-ref 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d819b0dab602c232bc8ce3261f2667174f0b2c70e093958d5aa17d205f22753
[INFO] running `Command { std: "docker" "start" "-a" "9d819b0dab602c232bc8ce3261f2667174f0b2c70e093958d5aa17d205f22753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d819b0dab602c232bc8ce3261f2667174f0b2c70e093958d5aa17d205f22753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d819b0dab602c232bc8ce3261f2667174f0b2c70e093958d5aa17d205f22753", kill_on_drop: false }`
[INFO] [stdout] 9d819b0dab602c232bc8ce3261f2667174f0b2c70e093958d5aa17d205f22753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e02f463a1c02de6bd8aa95e87f074c194bf1314fbd4329b6562c57120a8084f
[INFO] running `Command { std: "docker" "start" "-a" "1e02f463a1c02de6bd8aa95e87f074c194bf1314fbd4329b6562c57120a8084f", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread-scoped-ref v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "1e02f463a1c02de6bd8aa95e87f074c194bf1314fbd4329b6562c57120a8084f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e02f463a1c02de6bd8aa95e87f074c194bf1314fbd4329b6562c57120a8084f", kill_on_drop: false }`
[INFO] [stdout] 1e02f463a1c02de6bd8aa95e87f074c194bf1314fbd4329b6562c57120a8084f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a6627f6c8a2d2dfba1050e9177373a305ca952ba4a950ce74504ccca67fe69c
[INFO] running `Command { std: "docker" "start" "-a" "4a6627f6c8a2d2dfba1050e9177373a305ca952ba4a950ce74504ccca67fe69c", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/thread-scoped-ref-630ccfe4261faf57`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "4a6627f6c8a2d2dfba1050e9177373a305ca952ba4a950ce74504ccca67fe69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6627f6c8a2d2dfba1050e9177373a305ca952ba4a950ce74504ccca67fe69c", kill_on_drop: false }`
[INFO] [stdout] 4a6627f6c8a2d2dfba1050e9177373a305ca952ba4a950ce74504ccca67fe69c