[INFO] cloning repository https://github.com/gcharnock/linear-programming-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcharnock/linear-programming-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcharnock%2Flinear-programming-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcharnock%2Flinear-programming-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1de1ba40efa23f281ffceb8930b155fd4ab12a6
[INFO] checking gcharnock/linear-programming-experiments against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcharnock%2Flinear-programming-experiments" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gcharnock/linear-programming-experiments on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gcharnock/linear-programming-experiments
[INFO] finished tweaking git repo https://github.com/gcharnock/linear-programming-experiments
[INFO] tweaked toml for git repo https://github.com/gcharnock/linear-programming-experiments written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gcharnock/linear-programming-experiments 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" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e470730587df0515743d364ca1bc6704ed2b3e86eeae7b48d2aa67d0b758d597
[INFO] running `Command { std: "docker" "start" "-a" "e470730587df0515743d364ca1bc6704ed2b3e86eeae7b48d2aa67d0b758d597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e470730587df0515743d364ca1bc6704ed2b3e86eeae7b48d2aa67d0b758d597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e470730587df0515743d364ca1bc6704ed2b3e86eeae7b48d2aa67d0b758d597", kill_on_drop: false }`
[INFO] [stdout] e470730587df0515743d364ca1bc6704ed2b3e86eeae7b48d2aa67d0b758d597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54b9375094391bc42f567069c72e67d2901760882b5958a89cfaff31f3c177d0
[INFO] running `Command { std: "docker" "start" "-a" "54b9375094391bc42f567069c72e67d2901760882b5958a89cfaff31f3c177d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]    Compiling lpsolve-sys v5.5.0
[INFO] [stderr]     Checking lpsolve v0.1.0
[INFO] [stderr]     Checking constraints v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.5.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "54b9375094391bc42f567069c72e67d2901760882b5958a89cfaff31f3c177d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b9375094391bc42f567069c72e67d2901760882b5958a89cfaff31f3c177d0", kill_on_drop: false }`
[INFO] [stdout] 54b9375094391bc42f567069c72e67d2901760882b5958a89cfaff31f3c177d0