[INFO] fetching crate rustyham 0.0.1...
[INFO] testing rustyham-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rustyham 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustyham 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9bea2ae83a1033195263068951cc1b3f8f31c4adeb009fe85e92f17e2e1e791
[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" "c9bea2ae83a1033195263068951cc1b3f8f31c4adeb009fe85e92f17e2e1e791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9bea2ae83a1033195263068951cc1b3f8f31c4adeb009fe85e92f17e2e1e791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bea2ae83a1033195263068951cc1b3f8f31c4adeb009fe85e92f17e2e1e791", kill_on_drop: false }`
[INFO] [stdout] c9bea2ae83a1033195263068951cc1b3f8f31c4adeb009fe85e92f17e2e1e791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a085cd1f736499fed12fd3d2ea9037077d15d333e2bfcbff6e0e6bda710cff6d
[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" "a085cd1f736499fed12fd3d2ea9037077d15d333e2bfcbff6e0e6bda710cff6d", 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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a085cd1f736499fed12fd3d2ea9037077d15d333e2bfcbff6e0e6bda710cff6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a085cd1f736499fed12fd3d2ea9037077d15d333e2bfcbff6e0e6bda710cff6d", kill_on_drop: false }`
[INFO] [stdout] a085cd1f736499fed12fd3d2ea9037077d15d333e2bfcbff6e0e6bda710cff6d