[INFO] fetching crate kalk 3.2.2...
[INFO] building kalk-3.2.2 against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] extracting crate kalk 3.2.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate kalk 3.2.2
[INFO] finished tweaking crates.io crate kalk 3.2.2
[INFO] tweaked toml for crates.io crate kalk 3.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kalk 3.2.2 on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kalk 3.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a84e4e1b36f6e8b9116c6a886902fdf5e70234188c8b34a6b42cce36b4ca54f
[INFO] running `Command { std: "docker" "start" "-a" "4a84e4e1b36f6e8b9116c6a886902fdf5e70234188c8b34a6b42cce36b4ca54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a84e4e1b36f6e8b9116c6a886902fdf5e70234188c8b34a6b42cce36b4ca54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a84e4e1b36f6e8b9116c6a886902fdf5e70234188c8b34a6b42cce36b4ca54f", kill_on_drop: false }`
[INFO] [stdout] 4a84e4e1b36f6e8b9116c6a886902fdf5e70234188c8b34a6b42cce36b4ca54f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 773a15beab11da0959f2ba395dbb4a05638513d9603b98e40e83bf11de889945
[INFO] running `Command { std: "docker" "start" "-a" "773a15beab11da0959f2ba395dbb4a05638513d9603b98e40e83bf11de889945", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "773a15beab11da0959f2ba395dbb4a05638513d9603b98e40e83bf11de889945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773a15beab11da0959f2ba395dbb4a05638513d9603b98e40e83bf11de889945", kill_on_drop: false }`
[INFO] [stdout] 773a15beab11da0959f2ba395dbb4a05638513d9603b98e40e83bf11de889945