[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] building bksaiki/float-num/f0c129d5d7f1baa48ecb1023c80974378184c9a5 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbksaiki%2Ffloat-num" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bksaiki/float-num on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc1/source/Cargo.toml
[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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.19.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab11efd41c510b16c6d75fea271d0424d81ce5cdb88b21e44797236f82f6924c
[INFO] running `Command { std: "docker" "start" "-a" "ab11efd41c510b16c6d75fea271d0424d81ce5cdb88b21e44797236f82f6924c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab11efd41c510b16c6d75fea271d0424d81ce5cdb88b21e44797236f82f6924c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab11efd41c510b16c6d75fea271d0424d81ce5cdb88b21e44797236f82f6924c", kill_on_drop: false }`
[INFO] [stdout] ab11efd41c510b16c6d75fea271d0424d81ce5cdb88b21e44797236f82f6924c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 255fd61a5286220c8cc4ce82e26c059fc69fe6df84dd61daba7e3584ab446960
[INFO] running `Command { std: "docker" "start" "-a" "255fd61a5286220c8cc4ce82e26c059fc69fe6df84dd61daba7e3584ab446960", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling rug v1.19.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling float-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "255fd61a5286220c8cc4ce82e26c059fc69fe6df84dd61daba7e3584ab446960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255fd61a5286220c8cc4ce82e26c059fc69fe6df84dd61daba7e3584ab446960", kill_on_drop: false }`
[INFO] [stdout] 255fd61a5286220c8cc4ce82e26c059fc69fe6df84dd61daba7e3584ab446960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6d636bfa203101b08cfd00c9519c5612b637d5476b6b10bdfa22a25f20d570
[INFO] running `Command { std: "docker" "start" "-a" "8f6d636bfa203101b08cfd00c9519c5612b637d5476b6b10bdfa22a25f20d570", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "8f6d636bfa203101b08cfd00c9519c5612b637d5476b6b10bdfa22a25f20d570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6d636bfa203101b08cfd00c9519c5612b637d5476b6b10bdfa22a25f20d570", kill_on_drop: false }`
[INFO] [stdout] 8f6d636bfa203101b08cfd00c9519c5612b637d5476b6b10bdfa22a25f20d570