[INFO] cloning repository https://github.com/u32i64/b0x
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/u32i64/b0x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu32i64%2Fb0x", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu32i64%2Fb0x'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e15e8e2a369d3ebdc701bd411d7033ead68ea90
[INFO] building u32i64/b0x against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu32i64%2Fb0x" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/u32i64/b0x on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/u32i64/b0x
[INFO] finished tweaking git repo https://github.com/u32i64/b0x
[INFO] tweaked toml for git repo https://github.com/u32i64/b0x written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/u32i64/b0x already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded term_size v1.0.0-beta1
[INFO] [stderr]   Downloaded rgb v0.8.32
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded english-numbers v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77088c7ae904821b237ff7c289159e48e4a10db2488ef76416cc223c7c33e032
[INFO] running `Command { std: "docker" "start" "-a" "77088c7ae904821b237ff7c289159e48e4a10db2488ef76416cc223c7c33e032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77088c7ae904821b237ff7c289159e48e4a10db2488ef76416cc223c7c33e032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77088c7ae904821b237ff7c289159e48e4a10db2488ef76416cc223c7c33e032", kill_on_drop: false }`
[INFO] [stdout] 77088c7ae904821b237ff7c289159e48e4a10db2488ef76416cc223c7c33e032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b75c644ce872148f862271a4193d7d98a2d0238ce5d1d24a17d6d390c144958
[INFO] running `Command { std: "docker" "start" "-a" "5b75c644ce872148f862271a4193d7d98a2d0238ce5d1d24a17d6d390c144958", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling rgb v0.8.32
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling clap v2.33.4
[INFO] [stderr]    Compiling term_size v1.0.0-beta1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling english-numbers v0.3.3
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling b0x v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.95s
[INFO] running `Command { std: "docker" "inspect" "5b75c644ce872148f862271a4193d7d98a2d0238ce5d1d24a17d6d390c144958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b75c644ce872148f862271a4193d7d98a2d0238ce5d1d24a17d6d390c144958", kill_on_drop: false }`
[INFO] [stdout] 5b75c644ce872148f862271a4193d7d98a2d0238ce5d1d24a17d6d390c144958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d6d3f724ed0c871bebac1a07370cb3f61a5ec0699e700a661a1933d10a80b1e
[INFO] running `Command { std: "docker" "start" "-a" "2d6d3f724ed0c871bebac1a07370cb3f61a5ec0699e700a661a1933d10a80b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling b0x v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "2d6d3f724ed0c871bebac1a07370cb3f61a5ec0699e700a661a1933d10a80b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6d3f724ed0c871bebac1a07370cb3f61a5ec0699e700a661a1933d10a80b1e", kill_on_drop: false }`
[INFO] [stdout] 2d6d3f724ed0c871bebac1a07370cb3f61a5ec0699e700a661a1933d10a80b1e