[INFO] crate mlem 0.1.0 is already in cache
[INFO] extracting crate mlem 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mlem/0.1.0
[INFO] extracting crate mlem 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mlem/0.1.0
[INFO] validating manifest of mlem-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mlem-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mlem-0.1.0
[INFO] finished frobbing mlem-0.1.0
[INFO] frobbed toml for mlem-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mlem/0.1.0/Cargo.toml
[INFO] started frobbing mlem-0.1.0
[INFO] finished frobbing mlem-0.1.0
[INFO] frobbed toml for mlem-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mlem/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mlem-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mlem/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d7260ad1eadeef3d3af9583bd35767fdd5f4a317988c9883fd944f36d8bf62b5
[INFO] running `"docker" "start" "-a" "d7260ad1eadeef3d3af9583bd35767fdd5f4a317988c9883fd944f36d8bf62b5"`
[INFO] [stderr]    Compiling mlem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |     input: &'mach mut Read,
[INFO] [stderr]    |                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:46:24
[INFO] [stderr]    |
[INFO] [stderr] 46 |     output: &'mach mut Write
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:51:52
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(max_words: usize, input: &'mach mut Read, output: &'mach mut Write) -> Self {
[INFO] [stderr]    |                                                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:51:77
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(max_words: usize, input: &'mach mut Read, output: &'mach mut Write) -> Self {
[INFO] [stderr]    |                                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "d7260ad1eadeef3d3af9583bd35767fdd5f4a317988c9883fd944f36d8bf62b5"`
[INFO] running `"docker" "rm" "-f" "d7260ad1eadeef3d3af9583bd35767fdd5f4a317988c9883fd944f36d8bf62b5"`
[INFO] [stdout] d7260ad1eadeef3d3af9583bd35767fdd5f4a317988c9883fd944f36d8bf62b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mlem/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bea45da87f23884716f923e144e5986a9b54d80d0b9b9ed98dbacdb56e189b70
[INFO] running `"docker" "start" "-a" "bea45da87f23884716f923e144e5986a9b54d80d0b9b9ed98dbacdb56e189b70"`
[INFO] [stderr]    Compiling mlem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |     input: &'mach mut Read,
[INFO] [stderr]    |                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:46:24
[INFO] [stderr]    |
[INFO] [stderr] 46 |     output: &'mach mut Write
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:51:52
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(max_words: usize, input: &'mach mut Read, output: &'mach mut Write) -> Self {
[INFO] [stderr]    |                                                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/machine.rs:51:77
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(max_words: usize, input: &'mach mut Read, output: &'mach mut Write) -> Self {
[INFO] [stderr]    |                                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "bea45da87f23884716f923e144e5986a9b54d80d0b9b9ed98dbacdb56e189b70"`
[INFO] running `"docker" "rm" "-f" "bea45da87f23884716f923e144e5986a9b54d80d0b9b9ed98dbacdb56e189b70"`
[INFO] [stdout] bea45da87f23884716f923e144e5986a9b54d80d0b9b9ed98dbacdb56e189b70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mlem/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 90b6c371d4f75cd39b78bb69ae1ca2df40413d990b7c8e936e982a2bbbb88361
[INFO] running `"docker" "start" "-a" "90b6c371d4f75cd39b78bb69ae1ca2df40413d990b7c8e936e982a2bbbb88361"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mlem-96ec4eb4d2220bc4
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_machine::test_io_instructions ... ok
[INFO] [stdout] test test_machine::test_pointer_memory_access ... ok
[INFO] [stdout] test test_machine::test_jump ... ok
[INFO] [stdout] test test_machine::test_get_set_memory ... ok
[INFO] [stdout] test test_machine::test_conditional_jump ... ok
[INFO] [stdout] test test_machine::test_reg_instructions ... ok
[INFO] [stdout] test test_instructions::test_cbor_serde ... ok
[INFO] [stdout] test test_machine::test_scalar_arith ... ok
[INFO] [stdout] test test_machine::test_run ... ok
[INFO] [stdout] test test_machine::test_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mlem
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "90b6c371d4f75cd39b78bb69ae1ca2df40413d990b7c8e936e982a2bbbb88361"`
[INFO] running `"docker" "rm" "-f" "90b6c371d4f75cd39b78bb69ae1ca2df40413d990b7c8e936e982a2bbbb88361"`
[INFO] [stdout] 90b6c371d4f75cd39b78bb69ae1ca2df40413d990b7c8e936e982a2bbbb88361