[INFO] fetching crate mfem 0.2.0...
[INFO] testing mfem-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mfem 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mfem 0.2.0
[INFO] finished tweaking crates.io crate mfem 0.2.0
[INFO] tweaked toml for crates.io crate mfem 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfem 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mfem 0.2.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scratch v1.0.7
[INFO] [stderr]   Downloaded thiserror-impl v1.0.59
[INFO] [stderr]   Downloaded cxx-build v1.0.121
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.121
[INFO] [stderr]   Downloaded anyhow v1.0.82
[INFO] [stderr]   Downloaded proc-macro2 v1.0.81
[INFO] [stderr]   Downloaded thiserror v1.0.59
[INFO] [stderr]   Downloaded link-cplusplus v1.0.9
[INFO] [stderr]   Downloaded mfem-sys v0.2.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.121
[INFO] [stderr]   Downloaded cc v1.0.95
[INFO] [stderr]   Downloaded cxx v1.0.121
[INFO] [stderr]   Downloaded mfem-cpp v0.2.0+mfem-4.6.0
[INFO] [stderr]   Downloaded syn v2.0.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3af3d996aaa7038c96eee82e727060525c4420fbff3df704528a7245411d4d0f
[INFO] running `Command { std: "docker" "start" "-a" "3af3d996aaa7038c96eee82e727060525c4420fbff3df704528a7245411d4d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3af3d996aaa7038c96eee82e727060525c4420fbff3df704528a7245411d4d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af3d996aaa7038c96eee82e727060525c4420fbff3df704528a7245411d4d0f", kill_on_drop: false }`
[INFO] [stdout] 3af3d996aaa7038c96eee82e727060525c4420fbff3df704528a7245411d4d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 632cf619d0be0f2d1088d89816b4b0ae358f4dcdb06a16f7f939ff34a5996f49
[INFO] running `Command { std: "docker" "start" "-a" "632cf619d0be0f2d1088d89816b4b0ae358f4dcdb06a16f7f939ff34a5996f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.121
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling cxx v1.0.121
[INFO] [stderr]    Compiling mfem-cpp v0.2.0+mfem-4.6.0
[INFO] [stderr]    Compiling cxx-build v1.0.121
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.121
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "632cf619d0be0f2d1088d89816b4b0ae358f4dcdb06a16f7f939ff34a5996f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632cf619d0be0f2d1088d89816b4b0ae358f4dcdb06a16f7f939ff34a5996f49", kill_on_drop: false }`
[INFO] [stdout] 632cf619d0be0f2d1088d89816b4b0ae358f4dcdb06a16f7f939ff34a5996f49