[INFO] cloning repository https://github.com/bksaiki/float-num
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bksaiki/float-num" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbksaiki%2Ffloat-num", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbksaiki%2Ffloat-num'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0c129d5d7f1baa48ecb1023c80974378184c9a5
[INFO] checking bksaiki/float-num against try#349c4bfa6ac87b818f6fd19d4869c0b24790ac6a for pr-152856
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbksaiki%2Ffloat-num" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bksaiki/float-num
[INFO] finished tweaking git repo https://github.com/bksaiki/float-num
[INFO] tweaked toml for git repo https://github.com/bksaiki/float-num written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bksaiki/float-num on toolchain 349c4bfa6ac87b818f6fd19d4869c0b24790ac6a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+349c4bfa6ac87b818f6fd19d4869c0b24790ac6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bksaiki/float-num 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" "+349c4bfa6ac87b818f6fd19d4869c0b24790ac6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+349c4bfa6ac87b818f6fd19d4869c0b24790ac6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22479598ce7eb26c8f13ac7f4932385457755fd375ade0265a2a252223c2c495
[INFO] running `Command { std: "docker" "start" "-a" "22479598ce7eb26c8f13ac7f4932385457755fd375ade0265a2a252223c2c495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22479598ce7eb26c8f13ac7f4932385457755fd375ade0265a2a252223c2c495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22479598ce7eb26c8f13ac7f4932385457755fd375ade0265a2a252223c2c495", kill_on_drop: false }`
[INFO] [stdout] 22479598ce7eb26c8f13ac7f4932385457755fd375ade0265a2a252223c2c495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+349c4bfa6ac87b818f6fd19d4869c0b24790ac6a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100cda37dba2bcb0e307243bdbe2f3ba1485d20a1916d5288144ebdd5c3f182d
[INFO] running `Command { std: "docker" "start" "-a" "100cda37dba2bcb0e307243bdbe2f3ba1485d20a1916d5288144ebdd5c3f182d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rug v1.19.0
[INFO] [stderr]     Checking num-bigint v0.4.3
[INFO] [stderr]     Checking float-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `test_add`
[INFO] [stdout]    --> tests/ieee754.rs:535:14
[INFO] [stdout]     |
[INFO] [stdout] 535 | macro_rules! test_add {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mpfr_add` is never used
[INFO] [stdout]   --> tests/ieee754.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn mpfr_add(
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 09s
[INFO] running `Command { std: "docker" "inspect" "100cda37dba2bcb0e307243bdbe2f3ba1485d20a1916d5288144ebdd5c3f182d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100cda37dba2bcb0e307243bdbe2f3ba1485d20a1916d5288144ebdd5c3f182d", kill_on_drop: false }`
[INFO] [stdout] 100cda37dba2bcb0e307243bdbe2f3ba1485d20a1916d5288144ebdd5c3f182d