[INFO] fetching crate muon-rs 0.2.3...
[INFO] testing muon-rs-0.2.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate muon-rs 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate muon-rs 0.2.3 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 muon-rs 0.2.3
[INFO] finished tweaking crates.io crate muon-rs 0.2.3
[INFO] tweaked toml for crates.io crate muon-rs 0.2.3 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6d7d8f73c74cea1baa787b2aad7fc52ca8b69ba0bcd7375e1e3087df8db3ba69
[INFO] running `"docker" "start" "-a" "6d7d8f73c74cea1baa787b2aad7fc52ca8b69ba0bcd7375e1e3087df8db3ba69"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling muon-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |         formatter.write_str(self.description())
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]     |                                   ^^^^^^^^^^^
[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:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Error::Format(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[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:108:37
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Error::Utf8(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[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:109:41
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Error::FromUtf8(ref e) => e.description(),
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.28s
[INFO] running `"docker" "inspect" "6d7d8f73c74cea1baa787b2aad7fc52ca8b69ba0bcd7375e1e3087df8db3ba69"`
[INFO] running `"docker" "rm" "-f" "6d7d8f73c74cea1baa787b2aad7fc52ca8b69ba0bcd7375e1e3087df8db3ba69"`
[INFO] [stdout] 6d7d8f73c74cea1baa787b2aad7fc52ca8b69ba0bcd7375e1e3087df8db3ba69
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1aa7d3e0f29a5d550da099180d94872d2247dfa02ffe5a7504bdacb6cdb29b50
[INFO] running `"docker" "start" "-a" "1aa7d3e0f29a5d550da099180d94872d2247dfa02ffe5a7504bdacb6cdb29b50"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |         formatter.write_str(self.description())
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]     |                                   ^^^^^^^^^^^
[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:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Error::Format(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[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:108:37
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Error::Utf8(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[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:109:41
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Error::FromUtf8(ref e) => e.description(),
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling muon-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |         formatter.write_str(self.description())
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]     |                                   ^^^^^^^^^^^
[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:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Error::Format(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[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:108:37
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Error::Utf8(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[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:109:41
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Error::FromUtf8(ref e) => e.description(),
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `"docker" "inspect" "1aa7d3e0f29a5d550da099180d94872d2247dfa02ffe5a7504bdacb6cdb29b50"`
[INFO] running `"docker" "rm" "-f" "1aa7d3e0f29a5d550da099180d94872d2247dfa02ffe5a7504bdacb6cdb29b50"`
[INFO] [stdout] 1aa7d3e0f29a5d550da099180d94872d2247dfa02ffe5a7504bdacb6cdb29b50
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b29cb00250368b16bf753d01015e324bf99ffc62c4565042ddfabe151ba5efa9
[INFO] running `"docker" "start" "-a" "b29cb00250368b16bf753d01015e324bf99ffc62c4565042ddfabe151ba5efa9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |         formatter.write_str(self.description())
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]     |                                   ^^^^^^^^^^^
[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:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Error::Format(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[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:108:37
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Error::Utf8(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[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:109:41
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Error::FromUtf8(ref e) => e.description(),
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[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:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |         formatter.write_str(self.description())
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]     |                                   ^^^^^^^^^^^
[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:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Error::Format(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[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:108:37
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Error::Utf8(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[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:109:41
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Error::FromUtf8(ref e) => e.description(),
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muon_rs-ef65fc13528fb614
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test de::test::no_substitute_list ... ok
[INFO] [stdout] test de::test::lists ... ok
[INFO] [stdout] test de::test::integers ... ok
[INFO] [stdout] test de::test::numbers ... ok
[INFO] [stdout] test de::test::datetime ... ok
[INFO] [stdout] test datetime::test::time_err ... ok
[INFO] [stdout] test datetime::test::offset_err ... ok
[INFO] [stdout] test de::test::record_optional ... ok
[INFO] [stdout] test de::test::record_substitute ... ok
[INFO] [stdout] test de::test::record_list ... ok
[INFO] [stdout] test de::test::text_append ... ok
[INFO] [stdout] test de::test::substitute_record ... ok
[INFO] [stdout] test lines::test::def_iter2 ... ok
[INFO] [stdout] test de::test::text_list ... ok
[INFO] [stdout] test lines::test::def_iter ... ok
[INFO] [stdout] test lines::test::invalid_li ... ok
[INFO] [stdout] test lines::test::valid_li ... ok
[INFO] [stdout] test ser::test::date ... ok
[INFO] [stdout] test parse::test::numbers ... ok
[INFO] [stdout] test ser::test::list_b ... ok
[INFO] [stdout] test ser::test::list_c ... ok
[INFO] [stdout] test de::test::options ... ok
[INFO] [stdout] test datetime::test::date_ok ... ok
[INFO] [stdout] test datetime::test::date_time_err ... ok
[INFO] [stdout] test datetime::test::date_time_ok ... ok
[INFO] [stdout] test ser::test::record_list ... ok
[INFO] [stdout] test ser::test::struct_a ... ok
[INFO] [stdout] test ser::test::struct_p ... ok
[INFO] [stdout] test ser::test::text_list ... ok
[INFO] [stdout] test ser::test::list_record ... ok
[INFO] [stdout] test ser::test::no_substitute_option ... ok
[INFO] [stdout] test ser::test::optional ... ok
[INFO] [stdout] test ser::test::map_quoted_keys ... ok
[INFO] [stdout] test ser::test::list_optional ... ok
[INFO] [stdout] test ser::test::list_vec ... ok
[INFO] [stdout] test de::test::no_substitute_optional ... ok
[INFO] [stdout] test de::test::nesting ... ok
[INFO] [stdout] test datetime::test::date_err ... ok
[INFO] [stdout] test ser::test::no_substitute_option2 ... ok
[INFO] [stdout] test parse::test::ints ... ok
[INFO] [stdout] test datetime::test::time_ok ... ok
[INFO] [stdout] test ser::test::use_substitute ... ok
[INFO] [stdout] test datetime::test::offset_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roundtrip-756f837775c8090b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test people ... ok
[INFO] [stdout] test derived_de_ser ... ok
[INFO] [stdout] test derived_ser_de ... ok
[INFO] [stderr]    Doc-tests muon-rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/datetime.rs - datetime::Date (line 33) ... ok
[INFO] [stdout] test src/datetime.rs - datetime::TimeOffset (line 71) ... ok
[INFO] [stdout] test src/de.rs - de::from_slice (line 331) ... ok
[INFO] [stdout] test src/datetime.rs - datetime::Time (line 51) ... ok
[INFO] [stdout] test src/datetime.rs - datetime::DateTime (line 15) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 298) ... ok
[INFO] [stdout] test src/lib.rs -  (line 78) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 368) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b29cb00250368b16bf753d01015e324bf99ffc62c4565042ddfabe151ba5efa9"`
[INFO] running `"docker" "rm" "-f" "b29cb00250368b16bf753d01015e324bf99ffc62c4565042ddfabe151ba5efa9"`
[INFO] [stdout] b29cb00250368b16bf753d01015e324bf99ffc62c4565042ddfabe151ba5efa9