[INFO] cloning repository https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beatrizlaranjinha/super_mini_math_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9751efd6f82637790fca05565aacd6045b1dad20
[INFO] checking beatrizlaranjinha/super_mini_math_lib against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] finished tweaking git repo https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] tweaked toml for git repo https://github.com/beatrizlaranjinha/super_mini_math_lib written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/beatrizlaranjinha/super_mini_math_lib on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/beatrizlaranjinha/super_mini_math_lib 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4926802c15ea84d773aab08de430e5c2c4ce2027c7020553757189aaaf83801b
[INFO] running `Command { std: "docker" "start" "-a" "4926802c15ea84d773aab08de430e5c2c4ce2027c7020553757189aaaf83801b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4926802c15ea84d773aab08de430e5c2c4ce2027c7020553757189aaaf83801b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4926802c15ea84d773aab08de430e5c2c4ce2027c7020553757189aaaf83801b", kill_on_drop: false }`
[INFO] [stdout] 4926802c15ea84d773aab08de430e5c2c4ce2027c7020553757189aaaf83801b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c412773fa3bd57fc7572e6a728ec2f8d063c9522cc0c7f2f3c6585ca9f4e9a17
[INFO] running `Command { std: "docker" "start" "-a" "c412773fa3bd57fc7572e6a728ec2f8d063c9522cc0c7f2f3c6585ca9f4e9a17", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling rug v1.28.1
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking bit-struct v0.3.2
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c412773fa3bd57fc7572e6a728ec2f8d063c9522cc0c7f2f3c6585ca9f4e9a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c412773fa3bd57fc7572e6a728ec2f8d063c9522cc0c7f2f3c6585ca9f4e9a17", kill_on_drop: false }`
[INFO] [stdout] c412773fa3bd57fc7572e6a728ec2f8d063c9522cc0c7f2f3c6585ca9f4e9a17