[INFO] updating cached repository jasonwhite/button-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jasonwhite/button-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwhite/button-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/jasonwhite/button-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jasonwhite/button-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwhite/button-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasonwhite/button-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasonwhite/button-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6526148d9d9619ec91500f751645be5cfb6b4f16
[INFO] sha for GitHub repo jasonwhite/button-rs: 6526148d9d9619ec91500f751645be5cfb6b4f16
[INFO] validating manifest of jasonwhite/button-rs 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 jasonwhite/button-rs 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 jasonwhite/button-rs
[INFO] finished frobbing jasonwhite/button-rs
[INFO] frobbed toml for jasonwhite/button-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/jasonwhite/button-rs/Cargo.toml
[INFO] started frobbing jasonwhite/button-rs
[INFO] finished frobbing jasonwhite/button-rs
[INFO] frobbed toml for jasonwhite/button-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasonwhite/button-rs/Cargo.toml
[INFO] crate jasonwhite/button-rs 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 jasonwhite/button-rs 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-0/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/jasonwhite/button-rs:/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] e7462ab2a262c94f6e0b0e832c343cb3a0c6b4465525e6c72c35a6cad2759bdf
[INFO] running `"docker" "start" "-a" "e7462ab2a262c94f6e0b0e832c343cb3a0c6b4465525e6c72c35a6cad2759bdf"`
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.20
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.40
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling signal-hook-registry v1.0.1
[INFO] [stderr]    Compiling daemonize v0.4.1
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling os_pipe v0.8.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling derive_more v0.14.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.1.9
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling crossbeam v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling holyhashmap v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling tokio-serde v0.3.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling tokio-serde-bincode v0.2.1
[INFO] [stderr]    Compiling pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling tokio v0.1.20
[INFO] [stderr]    Compiling h2 v0.1.20
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.17
[INFO] [stderr]    Compiling button v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Indexable` is imported redundantly
[INFO] [stderr]    --> src/button/build_graph.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 28  |     Algo, Edges, Graph, GraphBase, Graphviz, Indexable, Neighbors, NodeIndex,
[INFO] [stderr]     |                                              --------- the item `Indexable` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 128 |         use crate::graph::Indexable;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/button/server/service.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         Box<Future<Item = Self::Response, Error = Self::Error> + Send>;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `EndBuildEvent`
[INFO] [stderr]   --> src/button/events/mod.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct EndBuildEvent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "e7462ab2a262c94f6e0b0e832c343cb3a0c6b4465525e6c72c35a6cad2759bdf"`
[INFO] running `"docker" "rm" "-f" "e7462ab2a262c94f6e0b0e832c343cb3a0c6b4465525e6c72c35a6cad2759bdf"`
[INFO] [stdout] e7462ab2a262c94f6e0b0e832c343cb3a0c6b4465525e6c72c35a6cad2759bdf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/jasonwhite/button-rs:/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] 0caa22f1b019497025f65610a1ae16a988a89cc05c3cb0c69a4cbaa7f57fb59e
[INFO] running `"docker" "start" "-a" "0caa22f1b019497025f65610a1ae16a988a89cc05c3cb0c69a4cbaa7f57fb59e"`
[INFO] [stderr]    Compiling button v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Indexable` is imported redundantly
[INFO] [stderr]    --> src/button/build_graph.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 28  |     Algo, Edges, Graph, GraphBase, Graphviz, Indexable, Neighbors, NodeIndex,
[INFO] [stderr]     |                                              --------- the item `Indexable` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 128 |         use crate::graph::Indexable;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/button/server/service.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         Box<Future<Item = Self::Response, Error = Self::Error> + Send>;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `EndBuildEvent`
[INFO] [stderr]   --> src/button/events/mod.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct EndBuildEvent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.17s
[INFO] running `"docker" "inspect" "0caa22f1b019497025f65610a1ae16a988a89cc05c3cb0c69a4cbaa7f57fb59e"`
[INFO] running `"docker" "rm" "-f" "0caa22f1b019497025f65610a1ae16a988a89cc05c3cb0c69a4cbaa7f57fb59e"`
[INFO] [stdout] 0caa22f1b019497025f65610a1ae16a988a89cc05c3cb0c69a4cbaa7f57fb59e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/jasonwhite/button-rs:/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] 907d7768ee76a21392920cf55831ba42a039aef0681e78886a1cc71516b3b6b5
[INFO] running `"docker" "start" "-a" "907d7768ee76a21392920cf55831ba42a039aef0681e78886a1cc71516b3b6b5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/button-2efa747b62007fb0
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test build_graph::tests::test_cycles ... ok
[INFO] [stdout] test build_graph::tests::test_good_graph ... ok
[INFO] [stdout] test build_graph::tests::test_races ... ok
[INFO] [stdout] test task::makedir::tests::known_inputs_no_parent ... ok
[INFO] [stdout] test task::makedir::tests::known_inputs_dot_parent ... ok
[INFO] [stdout] test task::command::tests::test_command_display ... ok
[INFO] [stdout] test res::file::tests::test_normalized ... ok
[INFO] [stdout] test rules::tests::test_loading ... ok
[INFO] [stdout] test task::makedir::tests::known_inputs_parent ... ok
[INFO] [stdout] test task::makedir::tests::known_outputs ... ok
[INFO] [stdout] test util::args::tests::test_arg_display ... ok
[INFO] [stdout] test util::iter::tests::test_empty_or_any ... ok
[INFO] [stdout] test util::make::tests::it_works ... ok
[INFO] [stdout] test util::path::tests::test_norm ... ok
[INFO] [stdout] test util::path::tests::test_relative_from ... ok
[INFO] [stdout] test graph::base::tests::test_tarjan ... ok
[INFO] [stdout] test graph::base::tests::diff ... ok
[INFO] [stdout] test graph::base::tests::test_smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/button-1b88bcb4164ef02f
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests button
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/button/util/retry.rs - util::retry (line 25) ... 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" "907d7768ee76a21392920cf55831ba42a039aef0681e78886a1cc71516b3b6b5"`
[INFO] running `"docker" "rm" "-f" "907d7768ee76a21392920cf55831ba42a039aef0681e78886a1cc71516b3b6b5"`
[INFO] [stdout] 907d7768ee76a21392920cf55831ba42a039aef0681e78886a1cc71516b3b6b5