[INFO] cloning repository https://github.com/0x1997/roaring-bitmap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x1997/roaring-bitmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x1997%2Froaring-bitmap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x1997%2Froaring-bitmap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f856fce019e8f21af0642c9d92758f46b0fc50f
[INFO] building 0x1997/roaring-bitmap against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x1997%2Froaring-bitmap" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0x1997/roaring-bitmap on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0x1997/roaring-bitmap
[INFO] finished tweaking git repo https://github.com/0x1997/roaring-bitmap
[INFO] tweaked toml for git repo https://github.com/0x1997/roaring-bitmap written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/0x1997/roaring-bitmap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c219839bc91fa680a0385d2e26b321048535ed53ad97f8e7f185fc6ccff15b88
[INFO] running `Command { std: "docker" "start" "-a" "c219839bc91fa680a0385d2e26b321048535ed53ad97f8e7f185fc6ccff15b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c219839bc91fa680a0385d2e26b321048535ed53ad97f8e7f185fc6ccff15b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c219839bc91fa680a0385d2e26b321048535ed53ad97f8e7f185fc6ccff15b88", kill_on_drop: false }`
[INFO] [stdout] c219839bc91fa680a0385d2e26b321048535ed53ad97f8e7f185fc6ccff15b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f705e8540ceefae46d5bc672057c6fcc12e2118aa09785a7694f95ae07cedc4e
[INFO] running `Command { std: "docker" "start" "-a" "f705e8540ceefae46d5bc672057c6fcc12e2118aa09785a7694f95ae07cedc4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bit-vec v0.4.2
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling roaring-bitmap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f705e8540ceefae46d5bc672057c6fcc12e2118aa09785a7694f95ae07cedc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f705e8540ceefae46d5bc672057c6fcc12e2118aa09785a7694f95ae07cedc4e", kill_on_drop: false }`
[INFO] [stdout] f705e8540ceefae46d5bc672057c6fcc12e2118aa09785a7694f95ae07cedc4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44c5f8ef4b33d534904747c19a9d293037729bdc1ded0c2aed693ef5b09776f6
[INFO] running `Command { std: "docker" "start" "-a" "44c5f8ef4b33d534904747c19a9d293037729bdc1ded0c2aed693ef5b09776f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling roaring-bitmap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/roaring_bitmap-e02ecc473775beab)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "44c5f8ef4b33d534904747c19a9d293037729bdc1ded0c2aed693ef5b09776f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c5f8ef4b33d534904747c19a9d293037729bdc1ded0c2aed693ef5b09776f6", kill_on_drop: false }`
[INFO] [stdout] 44c5f8ef4b33d534904747c19a9d293037729bdc1ded0c2aed693ef5b09776f6