[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] testing bksaiki/float-num against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbksaiki%2Ffloat-num" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bksaiki/float-num on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e07be6eedb908ef55378e25fb7518aff5162dc8068603c16f215ef0e92ab474
[INFO] running `Command { std: "docker" "start" "-a" "1e07be6eedb908ef55378e25fb7518aff5162dc8068603c16f215ef0e92ab474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e07be6eedb908ef55378e25fb7518aff5162dc8068603c16f215ef0e92ab474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e07be6eedb908ef55378e25fb7518aff5162dc8068603c16f215ef0e92ab474", kill_on_drop: false }`
[INFO] [stdout] 1e07be6eedb908ef55378e25fb7518aff5162dc8068603c16f215ef0e92ab474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9ba6c1944f6302ba6ba6acccee7f1d493b13d9e9513d3d940e24e0b87763bd5
[INFO] running `Command { std: "docker" "start" "-a" "a9ba6c1944f6302ba6ba6acccee7f1d493b13d9e9513d3d940e24e0b87763bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[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 az v1.2.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rug v1.19.0
[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 5m 01s
[INFO] running `Command { std: "docker" "inspect" "a9ba6c1944f6302ba6ba6acccee7f1d493b13d9e9513d3d940e24e0b87763bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ba6c1944f6302ba6ba6acccee7f1d493b13d9e9513d3d940e24e0b87763bd5", kill_on_drop: false }`
[INFO] [stdout] a9ba6c1944f6302ba6ba6acccee7f1d493b13d9e9513d3d940e24e0b87763bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a46651b9cf20fb08775d0b94d63f6aedf672b97fa75e2542315fc524c6802c1
[INFO] running `Command { std: "docker" "start" "-a" "4a46651b9cf20fb08775d0b94d63f6aedf672b97fa75e2542315fc524c6802c1", 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)]` (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 `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "4a46651b9cf20fb08775d0b94d63f6aedf672b97fa75e2542315fc524c6802c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a46651b9cf20fb08775d0b94d63f6aedf672b97fa75e2542315fc524c6802c1", kill_on_drop: false }`
[INFO] [stdout] 4a46651b9cf20fb08775d0b94d63f6aedf672b97fa75e2542315fc524c6802c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7dc032feade51f930c59fb73fd00e48e0e6b1d9387a68de35bbc6a6f5b71aecb
[INFO] running `Command { std: "docker" "start" "-a" "7dc032feade51f930c59fb73fd00e48e0e6b1d9387a68de35bbc6a6f5b71aecb", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `test_add`
[INFO] [stderr]    --> tests/ieee754.rs:535:14
[INFO] [stderr]     |
[INFO] [stderr] 535 | macro_rules! test_add {
[INFO] [stderr]     |              ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `mpfr_add` is never used
[INFO] [stderr]   --> tests/ieee754.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn mpfr_add(
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `float-sim` (test "ieee754") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/float_sim-09ff3c4dc8359200)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ieee754.rs (/opt/rustwide/target/debug/deps/ieee754-46e942f4dc7c4884)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test conversions_2_4 ... ok
[INFO] [stdout] test from_f64 ... ok
[INFO] [stdout] test parameters ... ok
[INFO] [stdout] test sandbox ... ok
[INFO] [stdout] test round_trivial ... ok
[INFO] [stdout] test classify ... ok
[INFO] [stdout] test conversions_4_8 ... ok
[INFO] [stdout] test to_f64 ... ok
[INFO] [stdout] test conversions_3_6 ... ok
[INFO] [stdout] test test_mul_2_4_2_4_2_4 ... ok
[INFO] [stdout] test conversions_8_12 ... ok
[INFO] [stdout] test conversions_8_16 ... ok
[INFO] [stdout] test test_mul_3_6_3_6_3_6 ... ok
[INFO] [stdout] test test_mul_4_8_4_8_4_8 ... ok
[INFO] [stderr]      Running tests/sandbox.rs (/opt/rustwide/target/debug/deps/sandbox-3785bb9dd8b3c1de)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 50.44s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests float_sim
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7dc032feade51f930c59fb73fd00e48e0e6b1d9387a68de35bbc6a6f5b71aecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc032feade51f930c59fb73fd00e48e0e6b1d9387a68de35bbc6a6f5b71aecb", kill_on_drop: false }`
[INFO] [stdout] 7dc032feade51f930c59fb73fd00e48e0e6b1d9387a68de35bbc6a6f5b71aecb