[INFO] cloning repository kscz/jacobian [INFO] running `"git" "clone" "--bare" "git://github.com/kscz/jacobian.git" "work/cache/sources/gh/kscz/jacobian"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/kscz/jacobian'... [INFO] running `"git" "clone" "work/cache/sources/gh/kscz/jacobian" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/kscz/jacobian"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/kscz/jacobian'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kscz/jacobian" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/kscz/jacobian"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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 master#9f06855064ed06a50c496577b21ca50f92a2e67d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kscz/jacobian on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "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/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/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/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking kscz/jacobian against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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=forbid" "-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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e2f4c387bfa2c21c4a9b80304a3f8ad8303f583904f4c2bc16f0998ed4cd2b1f [INFO] running `"docker" "start" "-a" "e2f4c387bfa2c21c4a9b80304a3f8ad8303f583904f4c2bc16f0998ed4cd2b1f"` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling openssl-sys v0.9.40 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking libflate v0.1.19 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking rand_pcg v0.1.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking http v0.1.15 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking uuid v0.7.2 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking h2 v0.1.16 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking hyper v0.12.24 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.9 [INFO] [stderr] Checking 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: 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 { [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 { [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 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 { [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 { [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 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 24s [INFO] running `"docker" "inspect" "e2f4c387bfa2c21c4a9b80304a3f8ad8303f583904f4c2bc16f0998ed4cd2b1f"` [INFO] running `"docker" "rm" "-f" "e2f4c387bfa2c21c4a9b80304a3f8ad8303f583904f4c2bc16f0998ed4cd2b1f"` [INFO] [stdout] e2f4c387bfa2c21c4a9b80304a3f8ad8303f583904f4c2bc16f0998ed4cd2b1f