[INFO] fetching crate msgpack 0.1.0...
[INFO] testing msgpack-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate msgpack 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate msgpack 0.1.0 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 crates.io crate msgpack 0.1.0
[INFO] finished tweaking crates.io crate msgpack 0.1.0
[INFO] tweaked toml for crates.io crate msgpack 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d89f3ae148a518583904e8ef56dfa4473927efdbb7593810da795377cff42d6d
[INFO] running `"docker" "start" "-a" "d89f3ae148a518583904e8ef56dfa4473927efdbb7593810da795377cff42d6d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling msgpack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:891:16
[INFO] [stderr]     |
[INFO] [stderr] 891 |       v.insert(1i, 2i);
[INFO] [stderr]     |                ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:891:20
[INFO] [stderr]     |
[INFO] [stderr] 891 |       v.insert(1i, 2i);
[INFO] [stderr]     |                    ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:892:16
[INFO] [stderr]     |
[INFO] [stderr] 892 |       v.insert(3i, 4i);
[INFO] [stderr]     |                ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:892:20
[INFO] [stderr]     |
[INFO] [stderr] 892 |       v.insert(3i, 4i);
[INFO] [stderr]     |                    ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:898:33
[INFO] [stderr]     |
[INFO] [stderr] 898 |       let v: Option<int> = Some(1i);
[INFO] [stderr]     |                                 ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:907:57
[INFO] [stderr]     |
[INFO] [stderr] 907 |         let v: (Option<int>, Option<int>) = (None, Some(1i));
[INFO] [stderr]     |                                                         ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:910:51
[INFO] [stderr]     |
[INFO] [stderr] 910 |         let v: (Option<int>, Option<int>) = (Some(1i), Some(1i));
[INFO] [stderr]     |                                                   ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/lib.rs:910:61
[INFO] [stderr]     |
[INFO] [stderr] 910 |         let v: (Option<int>, Option<int>) = (Some(1i), Some(1i));
[INFO] [stderr]     |                                                             ^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/rpc.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |         (0u, msgid, method, params).encode(s)
[INFO] [stderr]    |          ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/rpc.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 |         (1u, msgid, error, result).encode(s)
[INFO] [stderr]    |          ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/rpc.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |         (2u, method, params).encode(s)
[INFO] [stderr]    |          ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `serialize`
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `msgpack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d89f3ae148a518583904e8ef56dfa4473927efdbb7593810da795377cff42d6d"`
[INFO] running `"docker" "rm" "-f" "d89f3ae148a518583904e8ef56dfa4473927efdbb7593810da795377cff42d6d"`
[INFO] [stdout] d89f3ae148a518583904e8ef56dfa4473927efdbb7593810da795377cff42d6d