[INFO] updating cached repository https://github.com/LrsNate/ErasureCoding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adcc618579d89afc0abb19c43c9b8ba886438178
[INFO] testing LrsNate/ErasureCoding against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLrsNate%2FErasureCoding" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LrsNate/ErasureCoding on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LrsNate/ErasureCoding
[INFO] finished tweaking git repo https://github.com/LrsNate/ErasureCoding
[INFO] tweaked toml for git repo https://github.com/LrsNate/ErasureCoding written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/LrsNate/ErasureCoding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] a8f212a623219f70e9d58bfb1918facaf2668a7ec125db056b499abea529fc1d
[INFO] running `Command { std: "docker" "start" "-a" "a8f212a623219f70e9d58bfb1918facaf2668a7ec125db056b499abea529fc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8f212a623219f70e9d58bfb1918facaf2668a7ec125db056b499abea529fc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f212a623219f70e9d58bfb1918facaf2668a7ec125db056b499abea529fc1d", kill_on_drop: false }`
[INFO] [stdout] a8f212a623219f70e9d58bfb1918facaf2668a7ec125db056b499abea529fc1d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe41b55636009c404cc85b65e8554bb53fdb53f8d26268e52e6b37464b135723
[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" "fe41b55636009c404cc85b65e8554bb53fdb53f8d26268e52e6b37464b135723", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasure_coding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `u` in this scope
[INFO] [stdout]   --> src/byte.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Byte { value: u as u8 }
[INFO] [stdout]    |                       ^ help: a local variable with a similar name exists: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `byte::Byte` in the current scope
[INFO] [stdout]   --> src/main.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     byte::Byte::new(0);
[INFO] [stdout]    |                 ^^^ function or associated item not found in `byte::Byte`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/byte.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Byte {
[INFO] [stdout]    | --------------- function or associated item `new` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `byte::Byte` in the current scope
[INFO] [stdout]   --> src/byte.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Byte {
[INFO] [stdout]    | --------------- function or associated item `new` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 56 |         Byte::new(self.value ^ rhs.value)
[INFO] [stdout]    |               ^^^ function or associated item not found in `byte::Byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `byte::Byte` in the current scope
[INFO] [stdout]   --> src/byte.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Byte {
[INFO] [stdout]    | --------------- function or associated item `new` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 64 |         return Byte::new(gf_mult(self.value, rhs.value))
[INFO] [stdout]    |                      ^^^ function or associated item not found in `byte::Byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `byte::Byte` in the current scope
[INFO] [stdout]   --> src/byte.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Byte {
[INFO] [stdout]    | --------------- function or associated item `new` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 83 |             return Byte::new(0);
[INFO] [stdout]    |                          ^^^ function or associated item not found in `byte::Byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `byte::Byte` in the current scope
[INFO] [stdout]   --> src/byte.rs:91:22
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Byte {
[INFO] [stdout]    | --------------- function or associated item `new` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 91 |         return Byte::new(gf_mult(self.value, inverse));
[INFO] [stdout]    |                      ^^^ function or associated item not found in `byte::Byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `append` found for struct `matrix::Matrix` in the current scope
[INFO] [stdout]   --> src/matrix.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub struct Matrix {
[INFO] [stdout]    | ----------------- method `append` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 51 |             result.append(one / (Byte::from_usize(x) + Byte::from_usize(y)))
[INFO] [stdout]    |                    ^^^^^^ method not found in `matrix::Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `erasure_coding`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fe41b55636009c404cc85b65e8554bb53fdb53f8d26268e52e6b37464b135723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe41b55636009c404cc85b65e8554bb53fdb53f8d26268e52e6b37464b135723", kill_on_drop: false }`
[INFO] [stdout] fe41b55636009c404cc85b65e8554bb53fdb53f8d26268e52e6b37464b135723