[INFO] fetching crate sylvan-sys 1.0.0...
[INFO] testing sylvan-sys-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate sylvan-sys 1.0.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate sylvan-sys 1.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sylvan-sys 1.0.0
[INFO] finished tweaking crates.io crate sylvan-sys 1.0.0
[INFO] tweaked toml for crates.io crate sylvan-sys 1.0.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4856a8dd8692796a22178cbbe0fc15ce68c5faea4e56cbaaeddc872b2ff7a6a
[INFO] running `Command { std: "docker" "start" "-a" "a4856a8dd8692796a22178cbbe0fc15ce68c5faea4e56cbaaeddc872b2ff7a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4856a8dd8692796a22178cbbe0fc15ce68c5faea4e56cbaaeddc872b2ff7a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4856a8dd8692796a22178cbbe0fc15ce68c5faea4e56cbaaeddc872b2ff7a6a", kill_on_drop: false }`
[INFO] [stdout] a4856a8dd8692796a22178cbbe0fc15ce68c5faea4e56cbaaeddc872b2ff7a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 801044a85903aec02c53afccfdd1218536890250befb05e7eeb3c5c11bb765cb
[INFO] running `Command { std: "docker" "start" "-a" "801044a85903aec02c53afccfdd1218536890250befb05e7eeb3c5c11bb765cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling sylvan-sys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `sylvan-sys v1.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sylvan-sys-dd04a2fab8b017da/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Downloading https://github.com/trolando/sylvan/archive/refs/tags/v1.6.1.tar.gz to /opt/rustwide/target/debug/build/sylvan-sys-13e7aad167774836/out/v1.6.1.tar.gz
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Command "curl" "-L" "https://github.com/trolando/sylvan/archive/refs/tags/v1.6.1.tar.gz" "-o" "/opt/rustwide/target/debug/build/sylvan-sys-13e7aad167774836/out/v1.6.1.tar.gz" exited with status exit status: 6
[INFO] [stderr]   Error: "Error downloading Sylvan package: CommandError(ExitStatus(unix_wait_status(1536)))."
[INFO] running `Command { std: "docker" "inspect" "801044a85903aec02c53afccfdd1218536890250befb05e7eeb3c5c11bb765cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801044a85903aec02c53afccfdd1218536890250befb05e7eeb3c5c11bb765cb", kill_on_drop: false }`
[INFO] [stdout] 801044a85903aec02c53afccfdd1218536890250befb05e7eeb3c5c11bb765cb