[INFO] crate drone-tisl-map-pieces-10 0.0.1 is already in cache
[INFO] documenting drone-tisl-map-pieces-10-0.0.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate drone-tisl-map-pieces-10 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate drone-tisl-map-pieces-10 0.0.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drone-tisl-map-pieces-10 0.0.1
[INFO] finished tweaking crates.io crate drone-tisl-map-pieces-10 0.0.1
[INFO] tweaked toml for crates.io crate drone-tisl-map-pieces-10 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07f4e2aaa8c6e3259a7a5eb09b37f432e1d121db20e7ba35b472d4f91924d2a8
[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" "07f4e2aaa8c6e3259a7a5eb09b37f432e1d121db20e7ba35b472d4f91924d2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f4e2aaa8c6e3259a7a5eb09b37f432e1d121db20e7ba35b472d4f91924d2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f4e2aaa8c6e3259a7a5eb09b37f432e1d121db20e7ba35b472d4f91924d2a8", kill_on_drop: false }`
[INFO] [stdout] 07f4e2aaa8c6e3259a7a5eb09b37f432e1d121db20e7ba35b472d4f91924d2a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e27f23aeda0a6a51be4aef2c33d29c7cf3ef8262db72aee344870b1cb29c6363
[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" "e27f23aeda0a6a51be4aef2c33d29c7cf3ef8262db72aee344870b1cb29c6363", kill_on_drop: false }`
[INFO] [stderr]    Compiling drone-core-macros v0.12.1
[INFO] [stderr]    Compiling drone-cortexm-macros v0.12.1
[INFO] [stderr]    Compiling drone-tisl-map-pieces-10 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `drone-tisl-map-pieces-10 v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/drone-tisl-map-pieces-10-c5eec12840a89b74/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: environment variable not found
[INFO] [stderr] 
[INFO] [stderr] Stack backtrace:
[INFO] [stderr]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/anyhow-1.0.31/src/backtrace.rs:26
[INFO] [stderr]    1: drone_tisl_map_svd::svd_deserialize
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/drone-tisl-map-svd-0.0.1/src/lib.rs:40
[INFO] [stderr]    2: drone_tisl_map_svd::generate_regs
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/drone-tisl-map-svd-0.0.1/src/lib.rs:19
[INFO] [stderr]    3: build_script_build::main
[INFO] [stderr]              at ./build.rs:2
[INFO] [stderr]    4: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67
[INFO] [stderr]    5: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:52
[INFO] [stderr]       std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:342
[INFO] [stderr]       std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:319
[INFO] [stderr]       std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:51
[INFO] [stderr]    6: std::rt::lang_start
[INFO] [stderr]              at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67
[INFO] [stderr]    7: main
[INFO] [stderr]    8: __libc_start_main
[INFO] [stderr]    9: _start
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e27f23aeda0a6a51be4aef2c33d29c7cf3ef8262db72aee344870b1cb29c6363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27f23aeda0a6a51be4aef2c33d29c7cf3ef8262db72aee344870b1cb29c6363", kill_on_drop: false }`
[INFO] [stdout] e27f23aeda0a6a51be4aef2c33d29c7cf3ef8262db72aee344870b1cb29c6363