[INFO] fetching crate xprec 0.2.2...
[INFO] testing xprec-0.2.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate xprec 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate xprec 0.2.2
[INFO] finished tweaking crates.io crate xprec 0.2.2
[INFO] tweaked toml for crates.io crate xprec 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xprec 0.2.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xprec 0.2.2 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf725a567f36f99480aded50c2688d040a23035dd38649ba05a1eb332173fa68
[INFO] running `Command { std: "docker" "start" "-a" "bf725a567f36f99480aded50c2688d040a23035dd38649ba05a1eb332173fa68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf725a567f36f99480aded50c2688d040a23035dd38649ba05a1eb332173fa68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf725a567f36f99480aded50c2688d040a23035dd38649ba05a1eb332173fa68", kill_on_drop: false }`
[INFO] [stdout] bf725a567f36f99480aded50c2688d040a23035dd38649ba05a1eb332173fa68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a12dbf3881ab2068c03697bc7b3803aa418ab4f7f2e32348b00eb829a7fed326
[INFO] running `Command { std: "docker" "start" "-a" "a12dbf3881ab2068c03697bc7b3803aa418ab4f7f2e32348b00eb829a7fed326", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling xprec v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "a12dbf3881ab2068c03697bc7b3803aa418ab4f7f2e32348b00eb829a7fed326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12dbf3881ab2068c03697bc7b3803aa418ab4f7f2e32348b00eb829a7fed326", kill_on_drop: false }`
[INFO] [stdout] a12dbf3881ab2068c03697bc7b3803aa418ab4f7f2e32348b00eb829a7fed326
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b389a47466cc8e5f12e0cc29e32d594e5cc45aa07c6d73d604071ce3da1cb61a
[INFO] running `Command { std: "docker" "start" "-a" "b389a47466cc8e5f12e0cc29e32d594e5cc45aa07c6d73d604071ce3da1cb61a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b389a47466cc8e5f12e0cc29e32d594e5cc45aa07c6d73d604071ce3da1cb61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b389a47466cc8e5f12e0cc29e32d594e5cc45aa07c6d73d604071ce3da1cb61a", kill_on_drop: false }`
[INFO] [stdout] b389a47466cc8e5f12e0cc29e32d594e5cc45aa07c6d73d604071ce3da1cb61a
