[INFO] crate muon-rs 0.2.3 is already in cache
[INFO] testing muon-rs-0.2.3 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[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 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] e82d1394d58fe1f08b94f646af7a98b617185e35d0c5b637d6a09cc0334a251b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e82d1394d58fe1f08b94f646af7a98b617185e35d0c5b637d6a09cc0334a251b"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[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 42.21s
[INFO] running `"docker" "inspect" "e82d1394d58fe1f08b94f646af7a98b617185e35d0c5b637d6a09cc0334a251b"`
[INFO] running `"docker" "rm" "-f" "e82d1394d58fe1f08b94f646af7a98b617185e35d0c5b637d6a09cc0334a251b"`
[INFO] [stdout] e82d1394d58fe1f08b94f646af7a98b617185e35d0c5b637d6a09cc0334a251b
[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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 305335e162e8df0b651fdf74d6d72a0dda9e8c07a5c6a59ce3ea56edd6b89f71
[INFO] running `"docker" "start" "-a" "305335e162e8df0b651fdf74d6d72a0dda9e8c07a5c6a59ce3ea56edd6b89f71"`
[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] 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 8.76s
[INFO] running `"docker" "inspect" "305335e162e8df0b651fdf74d6d72a0dda9e8c07a5c6a59ce3ea56edd6b89f71"`
[INFO] running `"docker" "rm" "-f" "305335e162e8df0b651fdf74d6d72a0dda9e8c07a5c6a59ce3ea56edd6b89f71"`
[INFO] [stdout] 305335e162e8df0b651fdf74d6d72a0dda9e8c07a5c6a59ce3ea56edd6b89f71
[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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 7a17aea25c018eb43f5a38cf7ec21018cddf60486fa5eb5d1d0e66d9ce5f3675
[INFO] running `"docker" "start" "-a" "7a17aea25c018eb43f5a38cf7ec21018cddf60486fa5eb5d1d0e66d9ce5f3675"`
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muon_rs-7f0d849ee469ba22
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test datetime::test::date_err ... 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 datetime::test::offset_err ... ok
[INFO] [stdout] test datetime::test::offset_ok ... ok
[INFO] [stdout] test datetime::test::time_err ... ok
[INFO] [stdout] test datetime::test::time_ok ... ok
[INFO] [stdout] test de::test::lists ... ok
[INFO] [stdout] test de::test::numbers ... ok
[INFO] [stdout] test de::test::nesting ... ok
[INFO] [stdout] test de::test::no_substitute_list ... ok
[INFO] [stdout] test de::test::record_list ... ok
[INFO] [stdout] test de::test::record_substitute ... ok
[INFO] [stdout] test de::test::record_optional ... ok
[INFO] [stdout] test de::test::datetime ... ok
[INFO] [stdout] test de::test::text_append ... ok
[INFO] [stdout] test de::test::integers ... ok
[INFO] [stdout] test de::test::no_substitute_optional ... ok
[INFO] [stdout] test de::test::options ... ok
[INFO] [stdout] test de::test::substitute_record ... ok
[INFO] [stdout] test de::test::text_list ... ok
[INFO] [stdout] test parse::test::numbers ... ok
[INFO] [stdout] test lines::test::valid_li ... ok
[INFO] [stdout] test ser::test::list_c ... ok
[INFO] [stdout] test ser::test::list_optional ... ok
[INFO] [stdout] test ser::test::list_vec ... ok
[INFO] [stdout] test parse::test::ints ... ok
[INFO] [stdout] test lines::test::def_iter ... ok
[INFO] [stdout] test ser::test::date ... ok
[INFO] [stdout] test ser::test::list_b ... ok
[INFO] [stdout] test ser::test::optional ... ok
[INFO] [stdout] test ser::test::no_substitute_option ... ok
[INFO] [stdout] test ser::test::map_quoted_keys ... ok
[INFO] [stdout] test lines::test::invalid_li ... ok
[INFO] [stdout] test lines::test::def_iter2 ... ok
[INFO] [stdout] test ser::test::record_list ... ok
[INFO] [stdout] test ser::test::no_substitute_option2 ... ok
[INFO] [stdout] test ser::test::list_record ... ok
[INFO] [stdout] test ser::test::struct_p ... ok
[INFO] [stdout] test ser::test::text_list ... ok
[INFO] [stdout] test ser::test::use_substitute ... ok
[INFO] [stdout] test ser::test::struct_a ... 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-41413f99e1de6796
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test derived_de_ser ... ok
[INFO] [stdout] test people ... ok
[INFO] [stdout] test derived_ser_de ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muon-rs
[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/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_slice (line 331) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 298) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 368) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/lib.rs -  (line 78) ... 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" "7a17aea25c018eb43f5a38cf7ec21018cddf60486fa5eb5d1d0e66d9ce5f3675"`
[INFO] running `"docker" "rm" "-f" "7a17aea25c018eb43f5a38cf7ec21018cddf60486fa5eb5d1d0e66d9ce5f3675"`
[INFO] [stdout] 7a17aea25c018eb43f5a38cf7ec21018cddf60486fa5eb5d1d0e66d9ce5f3675