[INFO] fetching crate rustyham 0.0.1...
[INFO] testing rustyham-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustyham 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustyham 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustyham 0.0.1
[INFO] finished tweaking crates.io crate rustyham 0.0.1
[INFO] tweaked toml for crates.io crate rustyham 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dec8af8193b39f2b42df6183bfef95d49eb82aee683764cbba1b5a92677cf3a
[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" "2dec8af8193b39f2b42df6183bfef95d49eb82aee683764cbba1b5a92677cf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dec8af8193b39f2b42df6183bfef95d49eb82aee683764cbba1b5a92677cf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dec8af8193b39f2b42df6183bfef95d49eb82aee683764cbba1b5a92677cf3a", kill_on_drop: false }`
[INFO] [stdout] 2dec8af8193b39f2b42df6183bfef95d49eb82aee683764cbba1b5a92677cf3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] 9cd8adadb6a3ea5128e88a17c6d3c870e133dddedc386327ba2c528497eeda6b
[INFO] running `Command { std: "docker" "start" "-a" "9cd8adadb6a3ea5128e88a17c6d3c870e133dddedc386327ba2c528497eeda6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyham v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]   --> src/lib.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let len = 2us.pow(lenpow) - 1;
[INFO] [stdout]    |                           ^^^ invalid suffix `us`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]   --> src/lib.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     code[2us.pow(i) - 1] = calc_parity(&code, i);
[INFO] [stdout]    |                          ^^^ invalid suffix `us`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]   --> src/lib.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let bi = 2us.pow(i) - 1;
[INFO] [stdout]    |                  ^^^ invalid suffix `us`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustyham` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "9cd8adadb6a3ea5128e88a17c6d3c870e133dddedc386327ba2c528497eeda6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd8adadb6a3ea5128e88a17c6d3c870e133dddedc386327ba2c528497eeda6b", kill_on_drop: false }`
[INFO] [stdout] 9cd8adadb6a3ea5128e88a17c6d3c870e133dddedc386327ba2c528497eeda6b