[INFO] updating cached repository kscz/jacobian
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kscz/jacobian
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kscz/jacobian" "work/ex/beta-1.38-1/sources/1.37.0/gh/kscz/jacobian"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kscz/jacobian'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kscz/jacobian" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kscz/jacobian"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kscz/jacobian'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 673d57ffc54067e2121d518b8c181df4b131a938
[INFO] sha for GitHub repo kscz/jacobian: 673d57ffc54067e2121d518b8c181df4b131a938
[INFO] validating manifest of kscz/jacobian 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 kscz/jacobian 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 kscz/jacobian
[INFO] finished frobbing kscz/jacobian
[INFO] frobbed toml for kscz/jacobian written to work/ex/beta-1.38-1/sources/1.37.0/gh/kscz/jacobian/Cargo.toml
[INFO] started frobbing kscz/jacobian
[INFO] finished frobbing kscz/jacobian
[INFO] frobbed toml for kscz/jacobian written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kscz/jacobian/Cargo.toml
[INFO] crate kscz/jacobian 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 kscz/jacobian 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-4/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/kscz/jacobian:/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] 618642219c7d32c4cb62977b2e0df6e56e04f39e319e2570d1724eff139c9c33
[INFO] running `"docker" "start" "-a" "618642219c7d32c4cb62977b2e0df6e56e04f39e319e2570d1724eff139c9c33"`
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.15
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling h2 v0.1.16
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.9
[INFO] [stderr]    Compiling jacobian v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `timeout`
[INFO] [stderr]    --> src/matrix_client.rs:709:13
[INFO] [stderr]     |
[INFO] [stderr] 709 |         let timeout = match timeout_ms {
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_timeout`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BadRoomId`
[INFO] [stderr]    --> src/matrix_client.rs:494:5
[INFO] [stderr]     |
[INFO] [stderr] 494 |     BadRoomId(String)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VERSION_URL`
[INFO] [stderr]    --> src/matrix_client.rs:497:1
[INFO] [stderr]     |
[INFO] [stderr] 497 | const VERSION_URL: &'static str = "/_matrix/client/versions";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LOGOUT_ALL_URL`
[INFO] [stderr]    --> src/matrix_client.rs:500:1
[INFO] [stderr]     |
[INFO] [stderr] 500 | const LOGOUT_ALL_URL: &'static str = "/_matrix/client/r0/logout/all";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PUBLIC_ROOM_URL`
[INFO] [stderr]    --> src/matrix_client.rs:501:1
[INFO] [stderr]     |
[INFO] [stderr] 501 | const PUBLIC_ROOM_URL: &'static str = "/_matrix/client/r0/publicRooms";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `JOIN_ROOM_URL`
[INFO] [stderr]    --> src/matrix_client.rs:502:1
[INFO] [stderr]     |
[INFO] [stderr] 502 | const JOIN_ROOM_URL: &'static str = "/_matrix/client/r0/join/";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_supported_versions`
[INFO] [stderr]    --> src/matrix_client.rs:533:5
[INFO] [stderr]     |
[INFO] [stderr] 533 |     pub fn get_supported_versions(&self) -> Result<VersionResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `logout_all`
[INFO] [stderr]    --> src/matrix_client.rs:610:5
[INFO] [stderr]     |
[INFO] [stderr] 610 |     pub fn logout_all(&mut self) -> Result<(), MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `list_public_rooms`
[INFO] [stderr]    --> src/matrix_client.rs:633:5
[INFO] [stderr]     |
[INFO] [stderr] 633 |     pub fn list_public_rooms(&self) -> Result<PublicRoomsResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `join_room`
[INFO] [stderr]    --> src/matrix_client.rs:654:5
[INFO] [stderr]     |
[INFO] [stderr] 654 |     pub fn join_room(&self, room_id_or_alias: &String) -> Result<JoinResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "618642219c7d32c4cb62977b2e0df6e56e04f39e319e2570d1724eff139c9c33"`
[INFO] running `"docker" "rm" "-f" "618642219c7d32c4cb62977b2e0df6e56e04f39e319e2570d1724eff139c9c33"`
[INFO] [stdout] 618642219c7d32c4cb62977b2e0df6e56e04f39e319e2570d1724eff139c9c33
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/kscz/jacobian:/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] 44ab736e33ad5f2bddaf2a4da9a1d5b02cb0949de03a683f8b44be39a80362f8
[INFO] running `"docker" "start" "-a" "44ab736e33ad5f2bddaf2a4da9a1d5b02cb0949de03a683f8b44be39a80362f8"`
[INFO] [stderr]    Compiling jacobian v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `timeout`
[INFO] [stderr]    --> src/matrix_client.rs:709:13
[INFO] [stderr]     |
[INFO] [stderr] 709 |         let timeout = match timeout_ms {
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_timeout`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BadRoomId`
[INFO] [stderr]    --> src/matrix_client.rs:494:5
[INFO] [stderr]     |
[INFO] [stderr] 494 |     BadRoomId(String)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VERSION_URL`
[INFO] [stderr]    --> src/matrix_client.rs:497:1
[INFO] [stderr]     |
[INFO] [stderr] 497 | const VERSION_URL: &'static str = "/_matrix/client/versions";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LOGOUT_ALL_URL`
[INFO] [stderr]    --> src/matrix_client.rs:500:1
[INFO] [stderr]     |
[INFO] [stderr] 500 | const LOGOUT_ALL_URL: &'static str = "/_matrix/client/r0/logout/all";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PUBLIC_ROOM_URL`
[INFO] [stderr]    --> src/matrix_client.rs:501:1
[INFO] [stderr]     |
[INFO] [stderr] 501 | const PUBLIC_ROOM_URL: &'static str = "/_matrix/client/r0/publicRooms";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `JOIN_ROOM_URL`
[INFO] [stderr]    --> src/matrix_client.rs:502:1
[INFO] [stderr]     |
[INFO] [stderr] 502 | const JOIN_ROOM_URL: &'static str = "/_matrix/client/r0/join/";
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_supported_versions`
[INFO] [stderr]    --> src/matrix_client.rs:533:5
[INFO] [stderr]     |
[INFO] [stderr] 533 |     pub fn get_supported_versions(&self) -> Result<VersionResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `logout_all`
[INFO] [stderr]    --> src/matrix_client.rs:610:5
[INFO] [stderr]     |
[INFO] [stderr] 610 |     pub fn logout_all(&mut self) -> Result<(), MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `list_public_rooms`
[INFO] [stderr]    --> src/matrix_client.rs:633:5
[INFO] [stderr]     |
[INFO] [stderr] 633 |     pub fn list_public_rooms(&self) -> Result<PublicRoomsResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `join_room`
[INFO] [stderr]    --> src/matrix_client.rs:654:5
[INFO] [stderr]     |
[INFO] [stderr] 654 |     pub fn join_room(&self, room_id_or_alias: &String) -> Result<JoinResponse, MatrixClientError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `"docker" "inspect" "44ab736e33ad5f2bddaf2a4da9a1d5b02cb0949de03a683f8b44be39a80362f8"`
[INFO] running `"docker" "rm" "-f" "44ab736e33ad5f2bddaf2a4da9a1d5b02cb0949de03a683f8b44be39a80362f8"`
[INFO] [stdout] 44ab736e33ad5f2bddaf2a4da9a1d5b02cb0949de03a683f8b44be39a80362f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/kscz/jacobian:/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] 074a0ad02d56294c61c7738e5913041743739f9fff771c0bc00d57aaedb973d2
[INFO] running `"docker" "start" "-a" "074a0ad02d56294c61c7738e5913041743739f9fff771c0bc00d57aaedb973d2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jacobian-6cd36a061871a976
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "074a0ad02d56294c61c7738e5913041743739f9fff771c0bc00d57aaedb973d2"`
[INFO] running `"docker" "rm" "-f" "074a0ad02d56294c61c7738e5913041743739f9fff771c0bc00d57aaedb973d2"`
[INFO] [stdout] 074a0ad02d56294c61c7738e5913041743739f9fff771c0bc00d57aaedb973d2