[INFO] fetching crate no_alloc 0.1.0...
[INFO] checking no_alloc-0.1.0 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692
[INFO] extracting crate no_alloc 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate no_alloc 0.1.0 on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate no_alloc 0.1.0
[INFO] finished tweaking crates.io crate no_alloc 0.1.0
[INFO] tweaked toml for crates.io crate no_alloc 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "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" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4b8f30160597571c522bcec2960985d97d8d03d573888769e679e2006c2c33c
[INFO] running `Command { std: "docker" "start" "-a" "b4b8f30160597571c522bcec2960985d97d8d03d573888769e679e2006c2c33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4b8f30160597571c522bcec2960985d97d8d03d573888769e679e2006c2c33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b8f30160597571c522bcec2960985d97d8d03d573888769e679e2006c2c33c", kill_on_drop: false }`
[INFO] [stdout] b4b8f30160597571c522bcec2960985d97d8d03d573888769e679e2006c2c33c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c347eb3a12b57b0526d5e227d78bf3cb408ca700079b978fac04ad10a5b79c85
[INFO] running `Command { std: "docker" "start" "-a" "c347eb3a12b57b0526d5e227d78bf3cb408ca700079b978fac04ad10a5b79c85", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking no_alloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.18s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c347eb3a12b57b0526d5e227d78bf3cb408ca700079b978fac04ad10a5b79c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c347eb3a12b57b0526d5e227d78bf3cb408ca700079b978fac04ad10a5b79c85", kill_on_drop: false }`
[INFO] [stdout] c347eb3a12b57b0526d5e227d78bf3cb408ca700079b978fac04ad10a5b79c85