[INFO] updating cached repository emk/wasm-bloat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/emk/wasm-bloat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/emk/wasm-bloat" "work/ex/beta-1.38-1/sources/1.37.0/gh/emk/wasm-bloat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/emk/wasm-bloat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/emk/wasm-bloat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9363605c112128d886c4c13032cead62d498c335
[INFO] sha for GitHub repo emk/wasm-bloat: 9363605c112128d886c4c13032cead62d498c335
[INFO] validating manifest of emk/wasm-bloat 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 emk/wasm-bloat 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 emk/wasm-bloat
[INFO] finished frobbing emk/wasm-bloat
[INFO] frobbed toml for emk/wasm-bloat written to work/ex/beta-1.38-1/sources/1.37.0/gh/emk/wasm-bloat/Cargo.toml
[INFO] started frobbing emk/wasm-bloat
[INFO] finished frobbing emk/wasm-bloat
[INFO] frobbed toml for emk/wasm-bloat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat/Cargo.toml
[INFO] crate emk/wasm-bloat already has a lockfile, it will not be regenerated
[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 emk/wasm-bloat against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aed883964a49625c3274e441124dbad87fdab3b53025f1a845098408d7ab4708
[INFO] running `"docker" "start" "-a" "aed883964a49625c3274e441124dbad87fdab3b53025f1a845098408d7ab4708"`
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling termcolor v0.3.3
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling log v0.4.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.2.8
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling env_logger v0.5.0-rc.1
[INFO] [stderr]    Compiling parity-wasm v0.19.0
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling common_failures v0.1.0
[INFO] [stderr]    Compiling wasm-bloat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/name_section.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]    --> src/index_map.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn iter(&self) -> Iter<T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/name_section.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn new<S: Into<String>>(name: S) -> ModuleNameSection {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]    --> src/name_section.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn name(&self) -> &str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name_mut`
[INFO] [stderr]    --> src/name_section.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn name_mut(&mut self) -> &mut String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `names_mut`
[INFO] [stderr]    --> src/name_section.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn names_mut(&mut self) -> &mut NameMap {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `local_names`
[INFO] [stderr]    --> src/name_section.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn local_names(&self) -> &IndexMap<NameMap> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `local_names_mut`
[INFO] [stderr]    --> src/name_section.rs:176:5
[INFO] [stderr]     |
[INFO] [stderr] 176 |     pub fn local_names_mut(&mut self) -> &mut IndexMap<NameMap> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.23s
[INFO] running `"docker" "inspect" "aed883964a49625c3274e441124dbad87fdab3b53025f1a845098408d7ab4708"`
[INFO] running `"docker" "rm" "-f" "aed883964a49625c3274e441124dbad87fdab3b53025f1a845098408d7ab4708"`
[INFO] [stdout] aed883964a49625c3274e441124dbad87fdab3b53025f1a845098408d7ab4708
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4f02a18424a96a27ffb2cca276ede0b6c8aa9e79d698fd677014949473257547
[INFO] running `"docker" "start" "-a" "4f02a18424a96a27ffb2cca276ede0b6c8aa9e79d698fd677014949473257547"`
[INFO] [stderr]    Compiling wasm-bloat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/name_section.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]    --> src/name_section.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn name(&self) -> &str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name_mut`
[INFO] [stderr]    --> src/name_section.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn name_mut(&mut self) -> &mut String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `local_names`
[INFO] [stderr]    --> src/name_section.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn local_names(&self) -> &IndexMap<NameMap> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `"docker" "inspect" "4f02a18424a96a27ffb2cca276ede0b6c8aa9e79d698fd677014949473257547"`
[INFO] running `"docker" "rm" "-f" "4f02a18424a96a27ffb2cca276ede0b6c8aa9e79d698fd677014949473257547"`
[INFO] [stdout] 4f02a18424a96a27ffb2cca276ede0b6c8aa9e79d698fd677014949473257547
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emk/wasm-bloat:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0cafb296a32ea266d7007f94eab5041558dfc31d8f7b5c82e07787aaa20439a6
[INFO] running `"docker" "start" "-a" "0cafb296a32ea266d7007f94eab5041558dfc31d8f7b5c82e07787aaa20439a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wasm_bloat-c59103c61c21a153
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test index_map::tests::clear_removes_all_values ... ok
[INFO] [stdout] test index_map::tests::contains_key_returns_true_when_a_key_is_present ... ok
[INFO] [stdout] test index_map::tests::get_returns_elements_that_are_there_but_nothing_else ... ok
[INFO] [stdout] test index_map::tests::default_is_empty_no_matter_how_we_look_at_it ... ok
[INFO] [stdout] test index_map::tests::insert_behaves_like_other_maps ... ok
[INFO] [stdout] test index_map::tests::iterators_are_well_behaved ... ok
[INFO] [stdout] test index_map::tests::from_iterator_builds_a_map ... ok
[INFO] [stdout] test index_map::tests::partial_eq_works_as_expected_in_simple_cases ... ok
[INFO] [stdout] test index_map::tests::deserialize_requires_elements_to_be_in_order ... ok
[INFO] [stdout] test index_map::tests::partial_eq_is_smart_about_none_values_at_the_end ... ok
[INFO] [stdout] test index_map::tests::remove_behaves_like_other_maps ... ok
[INFO] [stdout] test name_section::tests::serialize_and_deserialize_unparsed ... ok
[INFO] [stdout] test name_section::tests::serialize_and_deserialize_function_names ... ok
[INFO] [stdout] test name_section::tests::serialize_and_deserialize_module_name ... ok
[INFO] [stdout] test index_map::tests::with_capacity_creates_empty_map ... ok
[INFO] [stdout] test name_section::tests::serialize_and_deserialize_local_names ... ok
[INFO] [stdout] test index_map::tests::serialize_and_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tests-f1e12e193f5f3d32
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test analyze_wasm_file ... 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" "0cafb296a32ea266d7007f94eab5041558dfc31d8f7b5c82e07787aaa20439a6"`
[INFO] running `"docker" "rm" "-f" "0cafb296a32ea266d7007f94eab5041558dfc31d8f7b5c82e07787aaa20439a6"`
[INFO] [stdout] 0cafb296a32ea266d7007f94eab5041558dfc31d8f7b5c82e07787aaa20439a6