[INFO] fetching crate xring 0.1.0...
[INFO] building xring-0.1.0 against try#9a3ef2cd3ecaae3c6ef59768612837d797602a6d for pr-137044-3
[INFO] extracting crate xring 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate xring 0.1.0 on toolchain 9a3ef2cd3ecaae3c6ef59768612837d797602a6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xring 0.1.0
[INFO] finished tweaking crates.io crate xring 0.1.0
[INFO] tweaked toml for crates.io crate xring 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de1a3400c772986dd42ba467797b2fdf8f25f3e25a836b1b0a4722c4655c8800
[INFO] running `Command { std: "docker" "start" "-a" "de1a3400c772986dd42ba467797b2fdf8f25f3e25a836b1b0a4722c4655c8800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de1a3400c772986dd42ba467797b2fdf8f25f3e25a836b1b0a4722c4655c8800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1a3400c772986dd42ba467797b2fdf8f25f3e25a836b1b0a4722c4655c8800", kill_on_drop: false }`
[INFO] [stdout] de1a3400c772986dd42ba467797b2fdf8f25f3e25a836b1b0a4722c4655c8800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a06d1f9bdbd5148e5ef1b3167559f2f180ccf86ac86d48d4326f48556ef7a9b8
[INFO] running `Command { std: "docker" "start" "-a" "a06d1f9bdbd5148e5ef1b3167559f2f180ccf86ac86d48d4326f48556ef7a9b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling xring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "a06d1f9bdbd5148e5ef1b3167559f2f180ccf86ac86d48d4326f48556ef7a9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06d1f9bdbd5148e5ef1b3167559f2f180ccf86ac86d48d4326f48556ef7a9b8", kill_on_drop: false }`
[INFO] [stdout] a06d1f9bdbd5148e5ef1b3167559f2f180ccf86ac86d48d4326f48556ef7a9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75bb9306bb582974ac65399c297ce0fcc4e13a2882adfce4a8e935570b8aa216
[INFO] running `Command { std: "docker" "start" "-a" "75bb9306bb582974ac65399c297ce0fcc4e13a2882adfce4a8e935570b8aa216", kill_on_drop: false }`
[INFO] [stderr]    Compiling xring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "75bb9306bb582974ac65399c297ce0fcc4e13a2882adfce4a8e935570b8aa216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75bb9306bb582974ac65399c297ce0fcc4e13a2882adfce4a8e935570b8aa216", kill_on_drop: false }`
[INFO] [stdout] 75bb9306bb582974ac65399c297ce0fcc4e13a2882adfce4a8e935570b8aa216