[INFO] fetching crate solve_lib 0.0.1...
[INFO] checking solve_lib-0.0.1 against try#d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf for pr-100046
[INFO] extracting crate solve_lib 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate solve_lib 0.0.1 on toolchain d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solve_lib 0.0.1
[INFO] finished tweaking crates.io crate solve_lib 0.0.1
[INFO] tweaked toml for crates.io crate solve_lib 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "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" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd97690011dc0761a244284cbce4cdade3869af838cb06c076da81ea0f6052d
[INFO] running `Command { std: "docker" "start" "-a" "4dd97690011dc0761a244284cbce4cdade3869af838cb06c076da81ea0f6052d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd97690011dc0761a244284cbce4cdade3869af838cb06c076da81ea0f6052d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd97690011dc0761a244284cbce4cdade3869af838cb06c076da81ea0f6052d", kill_on_drop: false }`
[INFO] [stdout] 4dd97690011dc0761a244284cbce4cdade3869af838cb06c076da81ea0f6052d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b934995a6d1dff3f52994b9cb93c2c8744c55e3ffb45267fffee201c02bd69f
[INFO] running `Command { std: "docker" "start" "-a" "2b934995a6d1dff3f52994b9cb93c2c8744c55e3ffb45267fffee201c02bd69f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking solve_lib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "2b934995a6d1dff3f52994b9cb93c2c8744c55e3ffb45267fffee201c02bd69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b934995a6d1dff3f52994b9cb93c2c8744c55e3ffb45267fffee201c02bd69f", kill_on_drop: false }`
[INFO] [stdout] 2b934995a6d1dff3f52994b9cb93c2c8744c55e3ffb45267fffee201c02bd69f