[INFO] fetching crate pylon-sys 0.1.3...
[INFO] testing pylon-sys-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate pylon-sys 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate pylon-sys 0.1.3
[INFO] finished tweaking crates.io crate pylon-sys 0.1.3
[INFO] tweaked toml for crates.io crate pylon-sys 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pylon-sys 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.58.1 (available: v0.72.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bindgen v0.58.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73d9fdfcdc8ded2c6b9a7c87e9be2d355bbd4f24d47a030d9d11bd4fbb3e905c
[INFO] running `Command { std: "docker" "start" "-a" "73d9fdfcdc8ded2c6b9a7c87e9be2d355bbd4f24d47a030d9d11bd4fbb3e905c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73d9fdfcdc8ded2c6b9a7c87e9be2d355bbd4f24d47a030d9d11bd4fbb3e905c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d9fdfcdc8ded2c6b9a7c87e9be2d355bbd4f24d47a030d9d11bd4fbb3e905c", kill_on_drop: false }`
[INFO] [stdout] 73d9fdfcdc8ded2c6b9a7c87e9be2d355bbd4f24d47a030d9d11bd4fbb3e905c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63aecc14dc3e9fb76f59d338652c2fc48a4b40d6bac79c508b5c3236b0548dd5
[INFO] running `Command { std: "docker" "start" "-a" "63aecc14dc3e9fb76f59d338652c2fc48a4b40d6bac79c508b5c3236b0548dd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling pylon-sys v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `PYLON_ROOT` not defined at compile time
[INFO] [stdout]  --> build.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let pylon_root = env!("PYLON_ROOT");
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: use `std::env::var("PYLON_ROOT")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pylon-sys` (build script) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "63aecc14dc3e9fb76f59d338652c2fc48a4b40d6bac79c508b5c3236b0548dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63aecc14dc3e9fb76f59d338652c2fc48a4b40d6bac79c508b5c3236b0548dd5", kill_on_drop: false }`
[INFO] [stdout] 63aecc14dc3e9fb76f59d338652c2fc48a4b40d6bac79c508b5c3236b0548dd5