[INFO] fetching crate nibblet 0.1.0...
[INFO] testing nibblet-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nibblet 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nibblet 0.1.0
[INFO] finished tweaking crates.io crate nibblet 0.1.0
[INFO] tweaked toml for crates.io crate nibblet 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nibblet 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nibblet 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded discrimin-ant-proc v0.1.1
[INFO] [stderr]   Downloaded discrimin-ant v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07760e7b94af3d3a740ebca2341d71f2d3d50027e21e1b0c631f3a0a596aca43
[INFO] running `Command { std: "docker" "start" "-a" "07760e7b94af3d3a740ebca2341d71f2d3d50027e21e1b0c631f3a0a596aca43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07760e7b94af3d3a740ebca2341d71f2d3d50027e21e1b0c631f3a0a596aca43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07760e7b94af3d3a740ebca2341d71f2d3d50027e21e1b0c631f3a0a596aca43", kill_on_drop: false }`
[INFO] [stdout] 07760e7b94af3d3a740ebca2341d71f2d3d50027e21e1b0c631f3a0a596aca43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 78ea81a7dcf6e050557e1bda4e13bd46af35c4a3bc4540820c4573e67d3ca32f
[INFO] running `Command { std: "docker" "start" "-a" "78ea81a7dcf6e050557e1bda4e13bd46af35c4a3bc4540820c4573e67d3ca32f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling nibblet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.45s
[INFO] running `Command { std: "docker" "inspect" "78ea81a7dcf6e050557e1bda4e13bd46af35c4a3bc4540820c4573e67d3ca32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ea81a7dcf6e050557e1bda4e13bd46af35c4a3bc4540820c4573e67d3ca32f", kill_on_drop: false }`
[INFO] [stdout] 78ea81a7dcf6e050557e1bda4e13bd46af35c4a3bc4540820c4573e67d3ca32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 99efe5f44a1d04569694ba44a8cf0f753623315000a8f4f60fa0b0c2c019beb5
[INFO] running `Command { std: "docker" "start" "-a" "99efe5f44a1d04569694ba44a8cf0f753623315000a8f4f60fa0b0c2c019beb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling discrimin-ant v0.1.1
[INFO] [stderr]    Compiling discrimin-ant-proc v0.1.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling nibblet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.75s
[INFO] running `Command { std: "docker" "inspect" "99efe5f44a1d04569694ba44a8cf0f753623315000a8f4f60fa0b0c2c019beb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99efe5f44a1d04569694ba44a8cf0f753623315000a8f4f60fa0b0c2c019beb5", kill_on_drop: false }`
[INFO] [stdout] 99efe5f44a1d04569694ba44a8cf0f753623315000a8f4f60fa0b0c2c019beb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3284191b8e257b4a897f9dc7766cca25dc59d875d9d53c6849ac0eaf514dc85e
[INFO] running `Command { std: "docker" "start" "-a" "3284191b8e257b4a897f9dc7766cca25dc59d875d9d53c6849ac0eaf514dc85e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nibblet-649fffdb07302c8f)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de::r#enum::tests::named_field_deserialization ... ok
[INFO] [stdout] test de::r#enum::tests::unnamed_field_deserialization ... ok
[INFO] [stdout] test de::r#struct::tests::named_field_deserialization ... ok
[INFO] [stdout] test ser::r#struct::tests::named_field_serialization ... ok
[INFO] [stdout] test ser::r#enum::tests::variant_types_serialization ... ok
[INFO] [stdout] test ser::r#struct::tests::unnamed_field_serialization ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_named_field ... ok
[INFO] [stdout] test ser::r#enum::tests::unnamed_field_serialization ... ok
[INFO] [stdout] test ser::r#enum::tests::named_field_serialization ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_unnamed_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_variant_types_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_variant_types_newtype ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_variant_types_unit ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::enum_variant_types_unnamed ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::struct_named_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::de::struct_unnamed_field ... ok
[INFO] [stdout] test de::r#struct::tests::unnamed_field_deserialization ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_named_field ... ok
[INFO] [stdout] test de::r#enum::tests::variant_types_deserialization ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_unnamed_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_variant_types_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_variant_types_newtype ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_variant_types_unit ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::enum_variant_types_unnamed ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::struct_unnamed_field ... ok
[INFO] [stdout] test tests::objects::test::bincode_::ser::struct_named_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nibblet
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - derive_serialize (line 10) ... ok
[INFO] [stdout] test src/lib.rs - derive_deserialize (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3284191b8e257b4a897f9dc7766cca25dc59d875d9d53c6849ac0eaf514dc85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3284191b8e257b4a897f9dc7766cca25dc59d875d9d53c6849ac0eaf514dc85e", kill_on_drop: false }`
[INFO] [stdout] 3284191b8e257b4a897f9dc7766cca25dc59d875d9d53c6849ac0eaf514dc85e