[INFO] updating cached repository https://github.com/kscz/jacobian [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 673d57ffc54067e2121d518b8c181df4b131a938 [INFO] checking kscz/jacobian against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkscz%2Fjacobian" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kscz/jacobian on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/kscz/jacobian [INFO] finished tweaking git repo https://github.com/kscz/jacobian [INFO] tweaked toml for git repo https://github.com/kscz/jacobian written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/kscz/jacobian already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fcd7a8e4bebed9a8f9eecbd0af71eef46d37cc29fb76955509b003e57f74f037 [INFO] running `"docker" "start" "-a" "fcd7a8e4bebed9a8f9eecbd0af71eef46d37cc29fb76955509b003e57f74f037"` [INFO] [stderr] Compiling encoding_rs v0.8.16 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking native-tls v0.2.2 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking parking_lot v0.7.1 [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] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Checking hyper v0.12.24 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.9 [INFO] [stderr] Checking jacobian v0.1.0 (/opt/rustwide/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 44.53s [INFO] running `"docker" "inspect" "fcd7a8e4bebed9a8f9eecbd0af71eef46d37cc29fb76955509b003e57f74f037"` [INFO] running `"docker" "rm" "-f" "fcd7a8e4bebed9a8f9eecbd0af71eef46d37cc29fb76955509b003e57f74f037"` [INFO] [stdout] fcd7a8e4bebed9a8f9eecbd0af71eef46d37cc29fb76955509b003e57f74f037