[INFO] fetching crate safe_transmute_2 0.1.1...
[INFO] testing safe_transmute_2-0.1.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate safe_transmute_2 0.1.1 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate safe_transmute_2 0.1.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_transmute_2 0.1.1
[INFO] finished tweaking crates.io crate safe_transmute_2 0.1.1
[INFO] tweaked toml for crates.io crate safe_transmute_2 0.1.1 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 578061ac113dc63d31e0516936c60ed39a9c13df5dae02ed62dfe171354334f8
[INFO] running `Command { std: "docker" "start" "-a" "578061ac113dc63d31e0516936c60ed39a9c13df5dae02ed62dfe171354334f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "578061ac113dc63d31e0516936c60ed39a9c13df5dae02ed62dfe171354334f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578061ac113dc63d31e0516936c60ed39a9c13df5dae02ed62dfe171354334f8", kill_on_drop: false }`
[INFO] [stdout] 578061ac113dc63d31e0516936c60ed39a9c13df5dae02ed62dfe171354334f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1dbeb7f4603bc22cbe1d5d200ae90511af365be9341e35d66ff87540143266f
[INFO] running `Command { std: "docker" "start" "-a" "e1dbeb7f4603bc22cbe1d5d200ae90511af365be9341e35d66ff87540143266f", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_transmute_2 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e1dbeb7f4603bc22cbe1d5d200ae90511af365be9341e35d66ff87540143266f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1dbeb7f4603bc22cbe1d5d200ae90511af365be9341e35d66ff87540143266f", kill_on_drop: false }`
[INFO] [stdout] e1dbeb7f4603bc22cbe1d5d200ae90511af365be9341e35d66ff87540143266f