[INFO] crate nscope 1.0.0-dev is already in cache
[INFO] testing nscope-1.0.0-dev against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate nscope 1.0.0-dev into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nscope 1.0.0-dev on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nscope 1.0.0-dev
[INFO] finished tweaking crates.io crate nscope 1.0.0-dev
[INFO] tweaked toml for crates.io crate nscope 1.0.0-dev written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate nscope 1.0.0-dev already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e7557a290a0cefd17b29cbcff1cd722cf0fd340fd829464026490bbaaf90413
[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" "8e7557a290a0cefd17b29cbcff1cd722cf0fd340fd829464026490bbaaf90413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7557a290a0cefd17b29cbcff1cd722cf0fd340fd829464026490bbaaf90413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7557a290a0cefd17b29cbcff1cd722cf0fd340fd829464026490bbaaf90413", kill_on_drop: false }`
[INFO] [stdout] 8e7557a290a0cefd17b29cbcff1cd722cf0fd340fd829464026490bbaaf90413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3317d0b2fca017f8704e815458410da16b5e187f3416f013f6b9b3ce80e16c7c
[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" "3317d0b2fca017f8704e815458410da16b5e187f3416f013f6b9b3ce80e16c7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling hidapi v1.2.1
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling git-version v0.3.4
[INFO] [stderr]    Compiling nscope v1.0.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] error: git describe failed with status 128: fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stdout]  --> src/ver.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let git_description = git_version!(args = ["--always", "--tags", "--dirty"]);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nscope`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3317d0b2fca017f8704e815458410da16b5e187f3416f013f6b9b3ce80e16c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3317d0b2fca017f8704e815458410da16b5e187f3416f013f6b9b3ce80e16c7c", kill_on_drop: false }`
[INFO] [stdout] 3317d0b2fca017f8704e815458410da16b5e187f3416f013f6b9b3ce80e16c7c