[INFO] updating cached repository https://github.com/sharpjs/rust-learning
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 60f29b9d07433922753d467f5ee8fd43c484c33c
[INFO] testing sharpjs/rust-learning against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharpjs%2Frust-learning" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sharpjs/rust-learning on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sharpjs/rust-learning
[INFO] finished tweaking git repo https://github.com/sharpjs/rust-learning
[INFO] tweaked toml for git repo https://github.com/sharpjs/rust-learning written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sharpjs/rust-learning already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 7ce6c55101ada8bbd4604e2afb378486ac28e779e8f065e12dab04bceb3ddd89
[INFO] running `"docker" "start" "-a" "7ce6c55101ada8bbd4604e2afb378486ac28e779e8f065e12dab04bceb3ddd89"`
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "7ce6c55101ada8bbd4604e2afb378486ac28e779e8f065e12dab04bceb3ddd89"`
[INFO] running `"docker" "rm" "-f" "7ce6c55101ada8bbd4604e2afb378486ac28e779e8f065e12dab04bceb3ddd89"`
[INFO] [stdout] 7ce6c55101ada8bbd4604e2afb378486ac28e779e8f065e12dab04bceb3ddd89
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b7ebc42130e8b9ec23618b5f40b78b65e8e12b2a0c2ba46014ddbd4723c551c4
[INFO] running `"docker" "start" "-a" "b7ebc42130e8b9ec23618b5f40b78b65e8e12b2a0c2ba46014ddbd4723c551c4"`
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aex/io/decode_read.rs:405:24
[INFO] [stderr]     |
[INFO] [stderr] 405 |     fn reader() -> Box<DecodeRead> {
[INFO] [stderr]     |                        ^^^^^^^^^^ help: use `dyn`: `dyn DecodeRead`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "b7ebc42130e8b9ec23618b5f40b78b65e8e12b2a0c2ba46014ddbd4723c551c4"`
[INFO] running `"docker" "rm" "-f" "b7ebc42130e8b9ec23618b5f40b78b65e8e12b2a0c2ba46014ddbd4723c551c4"`
[INFO] [stdout] b7ebc42130e8b9ec23618b5f40b78b65e8e12b2a0c2ba46014ddbd4723c551c4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 47eebde218d6e6484cbd83d24747b920776a85824cd071928c4350803dbc1fe5
[INFO] running `"docker" "start" "-a" "47eebde218d6e6484cbd83d24747b920776a85824cd071928c4350803dbc1fe5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_learning-155af5d80f8cd7c2
[INFO] [stdout] 
[INFO] [stdout] running 81 tests
[INFO] [stdout] test aex::ast::binary::tests::new ... ok
[INFO] [stdout] test aex::ast::binary::tests::new_with_ann ... ok
[INFO] [stdout] test aex::ast::binary::tests::fmt_asm ... ok
[INFO] [stdout] test aex::ast::binary::tests::fmt ... ok
[INFO] [stdout] test aex::ast::binary::tests::prec ... ok
[INFO] [stdout] test aex::ast::expr::tests::fmt_id ... ok
[INFO] [stdout] test aex::ast::expr::tests::fmt_int ... ok
[INFO] [stdout] test aex::ast::expr::tests::fmt_reg ... ok
[INFO] [stdout] test aex::ast::id::tests::fmt_asm ... ok
[INFO] [stdout] test aex::ast::id::tests::fmt ... ok
[INFO] [stdout] test aex::ast::expr::tests::prec ... ok
[INFO] [stdout] test aex::ast::id::tests::new_with_ann ... ok
[INFO] [stdout] test aex::ast::id::tests::new ... ok
[INFO] [stdout] test aex::ast::id::tests::from ... ok
[INFO] [stdout] test aex::ast::id::tests::prec ... ok
[INFO] [stdout] test aex::ast::int::tests::fmt ... ok
[INFO] [stdout] test aex::ast::int::tests::from ... ok
[INFO] [stdout] test aex::ast::reg::tests::fmt ... ok
[INFO] [stdout] test aex::ast::reg::tests::fmt_asm ... ok
[INFO] [stdout] test aex::ast::int::tests::new ... ok
[INFO] [stdout] test aex::ast::int::tests::new_with_ann ... ok
[INFO] [stdout] test aex::ast::reg::tests::from ... ok
[INFO] [stdout] test aex::ast::reg::tests::new ... ok
[INFO] [stdout] test aex::ast::int::tests::prec ... ok
[INFO] [stdout] test aex::ast::reg::tests::prec ... ok
[INFO] [stdout] test aex::ast::reg::tests::new_with_ann ... ok
[INFO] [stdout] test aex::ast::unary::tests::fmt_asm ... ok
[INFO] [stdout] test aex::ast::int::tests::fmt_asm ... ok
[INFO] [stdout] test aex::ast::unary::tests::new_with_ann ... ok
[INFO] [stdout] test aex::ast::unary::tests::new ... ok
[INFO] [stdout] test aex::fmt::tests::write_binary_1 ... ok
[INFO] [stdout] test aex::ast::unary::tests::prec ... ok
[INFO] [stdout] test aex::ast::unary::tests::fmt ... ok
[INFO] [stdout] test aex::fmt::tests::write_binary_2 ... ok
[INFO] [stdout] test aex::fmt::tests::write_deref ... ok
[INFO] [stdout] test aex::fmt::tests::write_id ... ok
[INFO] [stdout] test aex::fmt::tests::write_reg ... ok
[INFO] [stdout] test aex::io::decode_read::tests::byte_order ... ok
[INFO] [stdout] test aex::io::decode_read::tests::lma ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_bytes ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_f32_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_f32_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_f64_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_f64_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i16_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i16_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i32_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i32_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i64_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i64_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_i8 ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u16_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u16_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u32_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u32_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u64_be ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u64_le ... ok
[INFO] [stdout] test aex::io::decode_read::tests::reloc ... ok
[INFO] [stdout] test aex::io::decode_read::tests::read_u8 ... ok
[INFO] [stdout] test aex::io::rewind_read::tests::read_and_consume ... ok
[INFO] [stdout] test aex::io::rewind_read::tests::read_bytes ... ok
[INFO] [stdout] test aex::io::rewind_read::tests::read_and_rewind ... ok
[INFO] [stdout] test aex::io::decode_read::tests::vma ... ok
[INFO] [stdout] test aex::io::rewind_read::tests::read_once ... ok
[INFO] [stdout] test aex::target::cf::addr_reg::tests::name ... ok
[INFO] [stdout] test aex::io::rewind_read::tests::read_until_eof ... ok
[INFO] [stdout] test aex::target::cf::addr_reg::tests::to_code ... ok
[INFO] [stdout] test aex::target::cf::addr_reg::tests::num ... ok
[INFO] [stdout] test aex::target::cf::addr_reg::tests::with_num ... ok
[INFO] [stdout] test aex::target::cf::data_reg::tests::name ... ok
[INFO] [stdout] test aex::target::cf::data_reg::tests::num ... ok
[INFO] [stdout] test aex::target::cf::data_reg::tests::to_code ... ok
[INFO] [stdout] test aex::fmt::tests::write_num ... ok
[INFO] [stdout] test aex::target::cf::scale::tests::decode ... ok
[INFO] [stdout] test aex::target::cf::scale::tests::size ... ok
[INFO] [stdout] test aex::target::cf::scale::tests::with_size ... ok
[INFO] [stdout] test aex::util::byte_order::tests::from_order_float ... ok
[INFO] [stdout] test aex::util::byte_order::tests::from_order_int ... ok
[INFO] [stdout] test aex::target::cf::data_reg::tests::with_num ... ok
[INFO] [stdout] test aex::util::byte_order::tests::to_order_float ... ok
[INFO] [stdout] test aex::util::byte_order::tests::to_order_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 81 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "47eebde218d6e6484cbd83d24747b920776a85824cd071928c4350803dbc1fe5"`
[INFO] running `"docker" "rm" "-f" "47eebde218d6e6484cbd83d24747b920776a85824cd071928c4350803dbc1fe5"`
[INFO] [stdout] 47eebde218d6e6484cbd83d24747b920776a85824cd071928c4350803dbc1fe5