[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] checking barafael/floatingpoint-type-punning against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[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 f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f920f4a34c42b90da64ee84c6543217802637ba42595237ed283413cdf6215e8
[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" "f920f4a34c42b90da64ee84c6543217802637ba42595237ed283413cdf6215e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f920f4a34c42b90da64ee84c6543217802637ba42595237ed283413cdf6215e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f920f4a34c42b90da64ee84c6543217802637ba42595237ed283413cdf6215e8", kill_on_drop: false }`
[INFO] [stdout] f920f4a34c42b90da64ee84c6543217802637ba42595237ed283413cdf6215e8
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49db5385e25e6061cd3a367a0a52bf97374ce8a83aa5ccf8a6dfb19a79fa3fa1
[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" "49db5385e25e6061cd3a367a0a52bf97374ce8a83aa5ccf8a6dfb19a79fa3fa1", kill_on_drop: false }`
[INFO] [stderr]     Checking c2rust v0.0.0
[INFO] [stderr]     Checking bitfield v0.13.1
[INFO] [stderr]     Checking 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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `floatingpoint-rs`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "49db5385e25e6061cd3a367a0a52bf97374ce8a83aa5ccf8a6dfb19a79fa3fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49db5385e25e6061cd3a367a0a52bf97374ce8a83aa5ccf8a6dfb19a79fa3fa1", kill_on_drop: false }`
[INFO] [stdout] 49db5385e25e6061cd3a367a0a52bf97374ce8a83aa5ccf8a6dfb19a79fa3fa1