[INFO] fetching crate encode 1.0.0...
[INFO] testing encode-1.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate encode 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate encode 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate encode 1.0.0
[INFO] tweaked toml for crates.io crate encode 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate encode 1.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate encode 1.0.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 701c4ef85f649faffdd7c7b21932aa91ac31d8bee9f4fa74022625cdad164d46
[INFO] running `Command { std: "docker" "start" "-a" "701c4ef85f649faffdd7c7b21932aa91ac31d8bee9f4fa74022625cdad164d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "701c4ef85f649faffdd7c7b21932aa91ac31d8bee9f4fa74022625cdad164d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701c4ef85f649faffdd7c7b21932aa91ac31d8bee9f4fa74022625cdad164d46", kill_on_drop: false }`
[INFO] [stdout] 701c4ef85f649faffdd7c7b21932aa91ac31d8bee9f4fa74022625cdad164d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f1f372d0bf80ed86407da61a9aab55639ee1701395794c9d5f1f9d04b27a12
[INFO] running `Command { std: "docker" "start" "-a" "36f1f372d0bf80ed86407da61a9aab55639ee1701395794c9d5f1f9d04b27a12", kill_on_drop: false }`
[INFO] [stderr]    Compiling encode v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "36f1f372d0bf80ed86407da61a9aab55639ee1701395794c9d5f1f9d04b27a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f1f372d0bf80ed86407da61a9aab55639ee1701395794c9d5f1f9d04b27a12", kill_on_drop: false }`
[INFO] [stdout] 36f1f372d0bf80ed86407da61a9aab55639ee1701395794c9d5f1f9d04b27a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d7d99efa150be9fdc64330d342e4098979d73a8bc83480fda0a7b59b565a813
[INFO] running `Command { std: "docker" "start" "-a" "9d7d99efa150be9fdc64330d342e4098979d73a8bc83480fda0a7b59b565a813", kill_on_drop: false }`
[INFO] [stderr]    Compiling encode v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "9d7d99efa150be9fdc64330d342e4098979d73a8bc83480fda0a7b59b565a813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7d99efa150be9fdc64330d342e4098979d73a8bc83480fda0a7b59b565a813", kill_on_drop: false }`
[INFO] [stdout] 9d7d99efa150be9fdc64330d342e4098979d73a8bc83480fda0a7b59b565a813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97f40b665397a124e76b4a6d901c47277b39da01c5bea74671f2911a3153f1f5
[INFO] running `Command { std: "docker" "start" "-a" "97f40b665397a124e76b4a6d901c47277b39da01c5bea74671f2911a3153f1f5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/encode-469458ca2f99ed78)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test encodables::alloc::tests::assert_that_boxes_can_be_encoded ... ok
[INFO] [stdout] test encodables::alloc::tests::assert_that_vecs_can_be_encoded ... ok
[INFO] [stdout] test encodables::option_result::tests::assert_that_some_option_can_be_encoded ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_false_can_be_encoded ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_unsigned_bytes_can_be_encoded ... ok
[INFO] [stdout] test encodables::fmt::tests::assert_that_arguments_can_be_encoded ... ok
[INFO] [stdout] test encodables::option_result::tests::assert_that_ok_result_can_be_encoded ... ok
[INFO] [stdout] test encodables::option_result::tests::assert_that_none_encodes_nothing ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_a_bool_array_can_be_encoded_as_bit_flags ... ok
[INFO] [stdout] test encodables::option_result::tests::assert_that_err_result_returns_the_error ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_signed_bytes_can_be_encoded ... ok
[INFO] [stdout] test encodables::slices::tests::assert_that_arrays_can_be_encoded ... ok
[INFO] [stdout] test encodables::alloc::tests::assert_that_cows_can_be_encoded ... ok
[INFO] [stdout] test encodables::alloc::tests::assert_that_strings_can_be_encoded ... ok
[INFO] [stdout] test encodables::slices::tests::assert_that_strs_can_be_encoded ... ok
[INFO] [stdout] test encodables::tuples::test::assert_that_tuples_can_be_encoded ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_chars_can_be_encoded ... ok
[INFO] [stdout] test encoders::fmt::tests::assert_that_formatter_can_be_used_as_an_encoder ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_true_can_be_encoded ... ok
[INFO] [stderr]    Doc-tests encode
[INFO] [stdout] test encodables::fmt::tests::assert_that_arguments_report_encoder_errors ... ok
[INFO] [stdout] test encoders::primitives::tests::assert_that_unit_can_be_used_as_an_encoder ... ok
[INFO] [stdout] test encodables::alloc::tests::assert_that_cstrings_can_be_encoded ... ok
[INFO] [stdout] test encodables::slices::tests::assert_that_cstrs_can_be_encoded ... ok
[INFO] [stdout] test encoders::size::tests::assert_that_size_encoder_can_be_used_with_format_strings ... ok
[INFO] [stdout] test encoders::slices::test::assert_that_encoding_something_into_an_empty_slice_always_fails ... ok
[INFO] [stdout] test encodables::slices::tests::assert_that_slices_can_be_encoded ... ok
[INFO] [stdout] test encoders::alloc::test::assert_that_vec_grows ... ok
[INFO] [stdout] test encoders::alloc::test::assert_that_string_grows ... ok
[INFO] [stdout] test encodables::primitives::test::assert_that_references_to_encodables_can_be_encoded ... ok
[INFO] [stdout] test encodables::tuples::test::assert_that_unit_can_be_encoded ... ok
[INFO] [stdout] test encoders::slices::test::assert_that_slices_can_be_used_as_encoders ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/combinators/le.rs - combinators::le::LE (line 12) ... ok
[INFO] [stdout] test src/combinators/from_error.rs - combinators::from_error::FromError (line 13) ... ok
[INFO] [stdout] test src/encoders/size.rs - encoders::size::SizeEncoder (line 19) ... ok
[INFO] [stdout] test src/combinators/be.rs - combinators::be::BE (line 12) ... ok
[INFO] [stdout] test src/encoders/std_io.rs - encoders::std_io::IoEncoder (line 12) ... ok
[INFO] [stdout] test src/combinators/separated.rs - combinators::separated::Separated (line 5) ... ok
[INFO] [stdout] test src/combinators/iter.rs - combinators::iter::Iter (line 8) ... ok
[INFO] [stdout] test src/combinators/length_prefix.rs - combinators::length_prefix::LengthPrefix (line 10) ... ok
[INFO] [stdout] test src/combinators/cond.rs - combinators::cond::Cond (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97f40b665397a124e76b4a6d901c47277b39da01c5bea74671f2911a3153f1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f40b665397a124e76b4a6d901c47277b39da01c5bea74671f2911a3153f1f5", kill_on_drop: false }`
[INFO] [stdout] 97f40b665397a124e76b4a6d901c47277b39da01c5bea74671f2911a3153f1f5