[INFO] cloning repository https://github.com/hadv/rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hadv/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3538087775fd5dd2943f0eef00c474506a5ae476
[INFO] building hadv/rust-example against try#3bbb5242a8064de4ca3af4036745ddf603ddaa85 for pr-101929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hadv/rust-example on toolchain 3bbb5242a8064de4ca3af4036745ddf603ddaa85
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hadv/rust-example
[INFO] finished tweaking git repo https://github.com/hadv/rust-example
[INFO] tweaked toml for git repo https://github.com/hadv/rust-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hadv/rust-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b001821aa7c04b60d49597996ca29b35221eed37ffebca6cb8aa9942453dd3f8
[INFO] running `Command { std: "docker" "start" "-a" "b001821aa7c04b60d49597996ca29b35221eed37ffebca6cb8aa9942453dd3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b001821aa7c04b60d49597996ca29b35221eed37ffebca6cb8aa9942453dd3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b001821aa7c04b60d49597996ca29b35221eed37ffebca6cb8aa9942453dd3f8", kill_on_drop: false }`
[INFO] [stdout] b001821aa7c04b60d49597996ca29b35221eed37ffebca6cb8aa9942453dd3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5170f4f70e228568e477a4898fe478791a90c2d9e6d119177888f6e884da32
[INFO] running `Command { std: "docker" "start" "-a" "6c5170f4f70e228568e477a4898fe478791a90c2d9e6d119177888f6e884da32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling fixed-hash v0.2.5
[INFO] [stderr]    Compiling ethereum-types-serialize v0.2.2
[INFO] [stderr]    Compiling ethbloom v0.5.3
[INFO] [stderr]    Compiling ethereum-types v0.4.2
[INFO] [stderr]    Compiling rust-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.46s
[INFO] running `Command { std: "docker" "inspect" "6c5170f4f70e228568e477a4898fe478791a90c2d9e6d119177888f6e884da32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5170f4f70e228568e477a4898fe478791a90c2d9e6d119177888f6e884da32", kill_on_drop: false }`
[INFO] [stdout] 6c5170f4f70e228568e477a4898fe478791a90c2d9e6d119177888f6e884da32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddb264c7a0bcfc27341a38b1fd5b58fbe267d58100bd55155924bb3e1785b40b
[INFO] running `Command { std: "docker" "start" "-a" "ddb264c7a0bcfc27341a38b1fd5b58fbe267d58100bd55155924bb3e1785b40b", 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" "ddb264c7a0bcfc27341a38b1fd5b58fbe267d58100bd55155924bb3e1785b40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddb264c7a0bcfc27341a38b1fd5b58fbe267d58100bd55155924bb3e1785b40b", kill_on_drop: false }`
[INFO] [stdout] ddb264c7a0bcfc27341a38b1fd5b58fbe267d58100bd55155924bb3e1785b40b