[INFO] cloning repository https://github.com/barafael/floatingpoint-type-punning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barafael/floatingpoint-type-punning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5986914d3e6059c4d8b862506d614cd3c4746a3f
[INFO] testing barafael/floatingpoint-type-punning against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barafael/floatingpoint-type-punning on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barafael/floatingpoint-type-punning
[INFO] finished tweaking git repo https://github.com/barafael/floatingpoint-type-punning
[INFO] tweaked toml for git repo https://github.com/barafael/floatingpoint-type-punning written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/barafael/floatingpoint-type-punning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitfield v0.13.1
[INFO] [stderr]   Downloaded c2rust v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] c8ae9cb01832a63775a377209d1cc8b546ab9b62a6389c23a4f69624ae450825
[INFO] running `Command { std: "docker" "start" "-a" "c8ae9cb01832a63775a377209d1cc8b546ab9b62a6389c23a4f69624ae450825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ae9cb01832a63775a377209d1cc8b546ab9b62a6389c23a4f69624ae450825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ae9cb01832a63775a377209d1cc8b546ab9b62a6389c23a4f69624ae450825", kill_on_drop: false }`
[INFO] [stdout] c8ae9cb01832a63775a377209d1cc8b546ab9b62a6389c23a4f69624ae450825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5def9f078ad1aa779984d94459b245e0ed7d7d0637fbb75624e55d65187d734e
[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" "5def9f078ad1aa779984d94459b245e0ed7d7d0637fbb75624e55d65187d734e", kill_on_drop: false }`
[INFO] [stderr]    Compiling c2rust v0.0.0
[INFO] [stderr]    Compiling bitfield v0.13.1
[INFO] [stderr]    Compiling floatingpoint-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `FloatBitPattern: Binary` is not satisfied
[INFO] [stdout]    --> src/main.rs:123:42
[INFO] [stdout]     |
[INFO] [stdout] 123 |     println!("pattern before 0.5: {:b}", FloatBitPattern::new(initial));
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Binary` is not implemented for `FloatBitPattern`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `std::fmt::Binary::fmt`
[INFO] [stdout]     = note: this error originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `floatingpoint-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5def9f078ad1aa779984d94459b245e0ed7d7d0637fbb75624e55d65187d734e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5def9f078ad1aa779984d94459b245e0ed7d7d0637fbb75624e55d65187d734e", kill_on_drop: false }`
[INFO] [stdout] 5def9f078ad1aa779984d94459b245e0ed7d7d0637fbb75624e55d65187d734e