[INFO] cloning repository https://github.com/floppyMike/RustProjects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/floppyMike/RustProjects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfloppyMike%2FRustProjects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfloppyMike%2FRustProjects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10e19b270bbaa91fb2c446bcf56d1296dc994cd4
[INFO] checking floppyMike/RustProjects against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfloppyMike%2FRustProjects" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/floppyMike/RustProjects on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/floppyMike/RustProjects
[INFO] finished tweaking git repo https://github.com/floppyMike/RustProjects
[INFO] tweaked toml for git repo https://github.com/floppyMike/RustProjects written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/floppyMike/RustProjects already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 332fef98cb95988ea0a39f88fdffc25380b35ac9628e3630f47a4c58f00e5568
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "332fef98cb95988ea0a39f88fdffc25380b35ac9628e3630f47a4c58f00e5568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "332fef98cb95988ea0a39f88fdffc25380b35ac9628e3630f47a4c58f00e5568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332fef98cb95988ea0a39f88fdffc25380b35ac9628e3630f47a4c58f00e5568", kill_on_drop: false }`
[INFO] [stdout] 332fef98cb95988ea0a39f88fdffc25380b35ac9628e3630f47a4c58f00e5568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae42a82f2c28e164470ddf781fefb986c77fdc46ca7dc2c4b5eb5797f5a9abf9
[INFO] running `Command { std: "docker" "start" "-a" "ae42a82f2c28e164470ddf781fefb986c77fdc46ca7dc2c4b5eb5797f5a9abf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking e_to_nth_digit v0.1.0 (/opt/rustwide/workdir/e_to_nth_digit)
[INFO] [stderr]     Checking pi_to_nth_digit v0.1.0 (/opt/rustwide/workdir/pi_to_nth_digit)
[INFO] [stderr]     Checking fibonacci_sequence v0.1.0 (/opt/rustwide/workdir/fibonacci_sequence)
[INFO] [stderr]     Checking w_h_floor v0.1.0 (/opt/rustwide/workdir/w_h_floor)
[INFO] [stderr]     Checking mortgage v0.1.0 (/opt/rustwide/workdir/mortgage)
[INFO] [stderr]     Checking next_prime_number v0.1.0 (/opt/rustwide/workdir/next_prime_number)
[INFO] [stderr]     Checking change_return v0.1.0 (/opt/rustwide/workdir/change_return)
[INFO] [stderr]     Checking unit_converter v0.1.0 (/opt/rustwide/workdir/unit_converter)
[INFO] [stderr]     Checking bin_to_dec v0.1.0 (/opt/rustwide/workdir/bin_to_dec)
[INFO] [stderr]     Checking prime_factorization v0.1.0 (/opt/rustwide/workdir/prime_factorization)
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mexprp v0.3.0
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir/calculator)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 17s
[INFO] running `Command { std: "docker" "inspect" "ae42a82f2c28e164470ddf781fefb986c77fdc46ca7dc2c4b5eb5797f5a9abf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae42a82f2c28e164470ddf781fefb986c77fdc46ca7dc2c4b5eb5797f5a9abf9", kill_on_drop: false }`
[INFO] [stdout] ae42a82f2c28e164470ddf781fefb986c77fdc46ca7dc2c4b5eb5797f5a9abf9