[INFO] cloning repository https://github.com/aleph-naught2tog/rust-wasm-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleph-naught2tog/rust-wasm-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f60a2bc1db54a49c6fecb285ebb916023046eaf
[INFO] checking aleph-naught2tog/rust-wasm-experiments against master#bdcb6a99e853732f8ec050ae4986aa3af51d44c5 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleph-naught2tog%2Frust-wasm-experiments" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aleph-naught2tog/rust-wasm-experiments on toolchain bdcb6a99e853732f8ec050ae4986aa3af51d44c5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aleph-naught2tog/rust-wasm-experiments
[INFO] finished tweaking git repo https://github.com/aleph-naught2tog/rust-wasm-experiments
[INFO] tweaked toml for git repo https://github.com/aleph-naught2tog/rust-wasm-experiments written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/aleph-naught2tog/rust-wasm-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb4036b601c44f2d051037ab13933cce2cb728315bcc1a4bc830a6533bcead43
[INFO] running `Command { std: "docker" "start" "-a" "eb4036b601c44f2d051037ab13933cce2cb728315bcc1a4bc830a6533bcead43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb4036b601c44f2d051037ab13933cce2cb728315bcc1a4bc830a6533bcead43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb4036b601c44f2d051037ab13933cce2cb728315bcc1a4bc830a6533bcead43", kill_on_drop: false }`
[INFO] [stdout] eb4036b601c44f2d051037ab13933cce2cb728315bcc1a4bc830a6533bcead43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64dee26124acb23ac87db59b0929a0a1f31daf1ee2507336b34ad3830e910576
[INFO] running `Command { std: "docker" "start" "-a" "64dee26124acb23ac87db59b0929a0a1f31daf1ee2507336b34ad3830e910576", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "64dee26124acb23ac87db59b0929a0a1f31daf1ee2507336b34ad3830e910576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64dee26124acb23ac87db59b0929a0a1f31daf1ee2507336b34ad3830e910576", kill_on_drop: false }`
[INFO] [stdout] 64dee26124acb23ac87db59b0929a0a1f31daf1ee2507336b34ad3830e910576