[INFO] fetching crate cached-nix-shell 0.0.0...
[INFO] checking cached-nix-shell-0.0.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate cached-nix-shell 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cached-nix-shell 0.0.0 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cached-nix-shell 0.0.0
[INFO] finished tweaking crates.io crate cached-nix-shell 0.0.0
[INFO] tweaked toml for crates.io crate cached-nix-shell 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cached-nix-shell 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddb251fea029d146a71c4896932c3d2002fe7ce5cb28e60318f83146f4437d4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ddb251fea029d146a71c4896932c3d2002fe7ce5cb28e60318f83146f4437d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddb251fea029d146a71c4896932c3d2002fe7ce5cb28e60318f83146f4437d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddb251fea029d146a71c4896932c3d2002fe7ce5cb28e60318f83146f4437d4b", kill_on_drop: false }`
[INFO] [stdout] ddb251fea029d146a71c4896932c3d2002fe7ce5cb28e60318f83146f4437d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19b7d6c0a04ab3a86073a63f54ab0742634b9afa90914cfeb8c8a18a23e24ff7
[INFO] running `Command { std: "docker" "start" "-a" "19b7d6c0a04ab3a86073a63f54ab0742634b9afa90914cfeb8c8a18a23e24ff7", kill_on_drop: false }`
[INFO] [stderr]     Checking cached-nix-shell v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Please see https://github.com/xzfc/cached-nix-shell for installation instructions.
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | compile_error!("Please see https://github.com/xzfc/cached-nix-shell for installation instructions.");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Please see https://github.com/xzfc/cached-nix-shell for installation instructions.
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | compile_error!("Please see https://github.com/xzfc/cached-nix-shell for installation instructions.");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cached-nix-shell`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "19b7d6c0a04ab3a86073a63f54ab0742634b9afa90914cfeb8c8a18a23e24ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b7d6c0a04ab3a86073a63f54ab0742634b9afa90914cfeb8c8a18a23e24ff7", kill_on_drop: false }`
[INFO] [stdout] 19b7d6c0a04ab3a86073a63f54ab0742634b9afa90914cfeb8c8a18a23e24ff7