[INFO] cloning repository https://github.com/pebble8888/modular-polynomial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pebble8888/modular-polynomial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble8888%2Fmodular-polynomial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble8888%2Fmodular-polynomial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a3c3a239d534a423869fb12f743e4aced35c02e
[INFO] checking pebble8888/modular-polynomial against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble8888%2Fmodular-polynomial" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pebble8888/modular-polynomial on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pebble8888/modular-polynomial
[INFO] finished tweaking git repo https://github.com/pebble8888/modular-polynomial
[INFO] tweaked toml for git repo https://github.com/pebble8888/modular-polynomial written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pebble8888/modular-polynomial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.4
[INFO] [stderr]   Downloaded primes v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0542d1b7c771a8e2e15f59a0e7fab2adef3c465e8a973a9f06be68cbecab0dfe
[INFO] running `Command { std: "docker" "start" "-a" "0542d1b7c771a8e2e15f59a0e7fab2adef3c465e8a973a9f06be68cbecab0dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0542d1b7c771a8e2e15f59a0e7fab2adef3c465e8a973a9f06be68cbecab0dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0542d1b7c771a8e2e15f59a0e7fab2adef3c465e8a973a9f06be68cbecab0dfe", kill_on_drop: false }`
[INFO] [stdout] 0542d1b7c771a8e2e15f59a0e7fab2adef3c465e8a973a9f06be68cbecab0dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac6dfa6a58cc4b239a2cda0c929249791a9d56cfabeebb773d799e295dc491f
[INFO] running `Command { std: "docker" "start" "-a" "3ac6dfa6a58cc4b239a2cda0c929249791a9d56cfabeebb773d799e295dc491f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking primes v0.2.3
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking ellipticcurve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "3ac6dfa6a58cc4b239a2cda0c929249791a9d56cfabeebb773d799e295dc491f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac6dfa6a58cc4b239a2cda0c929249791a9d56cfabeebb773d799e295dc491f", kill_on_drop: false }`
[INFO] [stdout] 3ac6dfa6a58cc4b239a2cda0c929249791a9d56cfabeebb773d799e295dc491f