[INFO] cloning repository https://github.com/charlespierce/compiler-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charlespierce/compiler-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlespierce%2Fcompiler-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlespierce%2Fcompiler-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa697434345bdc0d40a9bc1fb77f1d469a1f40d
[INFO] testing charlespierce/compiler-experiment against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlespierce%2Fcompiler-experiment" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charlespierce/compiler-experiment on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charlespierce/compiler-experiment
[INFO] finished tweaking git repo https://github.com/charlespierce/compiler-experiment
[INFO] tweaked toml for git repo https://github.com/charlespierce/compiler-experiment written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/charlespierce/compiler-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c12b18f8150df7be728033626e6d4bf5f440d3da3e5cfe623f81c5ac75009334
[INFO] running `Command { std: "docker" "start" "-a" "c12b18f8150df7be728033626e6d4bf5f440d3da3e5cfe623f81c5ac75009334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c12b18f8150df7be728033626e6d4bf5f440d3da3e5cfe623f81c5ac75009334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12b18f8150df7be728033626e6d4bf5f440d3da3e5cfe623f81c5ac75009334", kill_on_drop: false }`
[INFO] [stdout] c12b18f8150df7be728033626e6d4bf5f440d3da3e5cfe623f81c5ac75009334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e05c16a568dfc9f16d1ea51be15f24fa876f4b3dbd0a35822f6925d51ab2ddbd
[INFO] running `Command { std: "docker" "start" "-a" "e05c16a568dfc9f16d1ea51be15f24fa876f4b3dbd0a35822f6925d51ab2ddbd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling compiler-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.67s
[INFO] running `Command { std: "docker" "inspect" "e05c16a568dfc9f16d1ea51be15f24fa876f4b3dbd0a35822f6925d51ab2ddbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05c16a568dfc9f16d1ea51be15f24fa876f4b3dbd0a35822f6925d51ab2ddbd", kill_on_drop: false }`
[INFO] [stdout] e05c16a568dfc9f16d1ea51be15f24fa876f4b3dbd0a35822f6925d51ab2ddbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 763d12deca1b2fca0d1e523a1b38a930bf3c8f2fb7c895d7ce1de3180e8ed2a4
[INFO] running `Command { std: "docker" "start" "-a" "763d12deca1b2fca0d1e523a1b38a930bf3c8f2fb7c895d7ce1de3180e8ed2a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling compiler-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3m 17s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler_experiment-12b93fee4806e6b9)
[INFO] running `Command { std: "docker" "inspect" "763d12deca1b2fca0d1e523a1b38a930bf3c8f2fb7c895d7ce1de3180e8ed2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763d12deca1b2fca0d1e523a1b38a930bf3c8f2fb7c895d7ce1de3180e8ed2a4", kill_on_drop: false }`
[INFO] [stdout] 763d12deca1b2fca0d1e523a1b38a930bf3c8f2fb7c895d7ce1de3180e8ed2a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49936a3c4afa73d32d0e39a6d46c90197c99c5c152be8cb51776dc152e65867b
[INFO] running `Command { std: "docker" "start" "-a" "49936a3c4afa73d32d0e39a6d46c90197c99c5c152be8cb51776dc152e65867b", kill_on_drop: false }`
[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" "49936a3c4afa73d32d0e39a6d46c90197c99c5c152be8cb51776dc152e65867b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49936a3c4afa73d32d0e39a6d46c90197c99c5c152be8cb51776dc152e65867b", kill_on_drop: false }`
[INFO] [stdout] 49936a3c4afa73d32d0e39a6d46c90197c99c5c152be8cb51776dc152e65867b