[INFO] updating cached repository https://github.com/themadprofessor/rbrainfuck
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ded37c7de0945ee38c6ca4b269c2f7f525a81abe
[INFO] testing themadprofessor/rbrainfuck against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemadprofessor%2Frbrainfuck" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/themadprofessor/rbrainfuck on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/themadprofessor/rbrainfuck
[INFO] finished tweaking git repo https://github.com/themadprofessor/rbrainfuck
[INFO] tweaked toml for git repo https://github.com/themadprofessor/rbrainfuck written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/themadprofessor/rbrainfuck already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c3f5f0708ff0c2d22efd74f5e60730aee496183cb0d1729771da21c34d6687b
[INFO] running `"docker" "start" "-a" "0c3f5f0708ff0c2d22efd74f5e60730aee496183cb0d1729771da21c34d6687b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling exit-code v1.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling nom v3.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling rbrainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom`
[INFO] [stderr]  --> src/ast.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nom;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         $(len += $s.len();)+;
[INFO] [stderr]    |                             ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:25:58
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to open file! ", &err.to_string()))
[INFO] [stderr]    |                                                          -------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:9:33
[INFO] [stderr]    |
[INFO] [stderr] 9  |         $(string.push_str($s);)+;
[INFO] [stderr]    |                                 ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:25:58
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to open file! ", &err.to_string()))
[INFO] [stderr]    |                                                          -------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         $(len += $s.len();)+;
[INFO] [stderr]    |                             ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:33:50
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to parse file! ", &err.to_string()))
[INFO] [stderr]    |                                                  --------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:9:33
[INFO] [stderr]    |
[INFO] [stderr] 9  |         $(string.push_str($s);)+;
[INFO] [stderr]    |                                 ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:33:50
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to parse file! ", &err.to_string()))
[INFO] [stderr]    |                                                  --------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         $(len += $s.len();)+;
[INFO] [stderr]    |                             ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:39:36
[INFO] [stderr]    |
[INFO] [stderr] 39 |         exit(exit_code::IO_ERROR, &string_build!("Failed to read from stdin! ", &err.to_string()))
[INFO] [stderr]    |                                    -------------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/macros.rs:9:33
[INFO] [stderr]    |
[INFO] [stderr] 9  |         $(string.push_str($s);)+;
[INFO] [stderr]    |                                 ^ help: remove this semicolon
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:39:36
[INFO] [stderr]    |
[INFO] [stderr] 39 |         exit(exit_code::IO_ERROR, &string_build!("Failed to read from stdin! ", &err.to_string()))
[INFO] [stderr]    |                                    -------------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     foreign_links {
[INFO] [stderr] 3  | |         IoError(::std::io::Error);
[INFO] [stderr] 4  | |         NomError(::nom::simple_errors::Err);
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     foreign_links {
[INFO] [stderr] 3  | |         IoError(::std::io::Error);
[INFO] [stderr] 4  | |         NomError(::nom::simple_errors::Err);
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     foreign_links {
[INFO] [stderr] 3  | |         IoError(::std::io::Error);
[INFO] [stderr] 4  | |         NomError(::nom::simple_errors::Err);
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `rbrainfuck`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0c3f5f0708ff0c2d22efd74f5e60730aee496183cb0d1729771da21c34d6687b"`
[INFO] running `"docker" "rm" "-f" "0c3f5f0708ff0c2d22efd74f5e60730aee496183cb0d1729771da21c34d6687b"`
[INFO] [stdout] 0c3f5f0708ff0c2d22efd74f5e60730aee496183cb0d1729771da21c34d6687b