[INFO] cloning repository https://github.com/magnus-lindstrom/keyboard_simulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magnus-lindstrom/keyboard_simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnus-lindstrom%2Fkeyboard_simulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnus-lindstrom%2Fkeyboard_simulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7c5ec5fa629cd20b934bd43fec0166391a88bc7 [INFO] testing magnus-lindstrom/keyboard_simulator against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnus-lindstrom%2Fkeyboard_simulator" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/magnus-lindstrom/keyboard_simulator on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/magnus-lindstrom/keyboard_simulator [INFO] finished tweaking git repo https://github.com/magnus-lindstrom/keyboard_simulator [INFO] tweaked toml for git repo https://github.com/magnus-lindstrom/keyboard_simulator written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/magnus-lindstrom/keyboard_simulator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35e9d8ab6d2583a1cb129c436132cbedaa25e4d2588f51c53ab0bc76fa6546db [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "35e9d8ab6d2583a1cb129c436132cbedaa25e4d2588f51c53ab0bc76fa6546db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35e9d8ab6d2583a1cb129c436132cbedaa25e4d2588f51c53ab0bc76fa6546db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35e9d8ab6d2583a1cb129c436132cbedaa25e4d2588f51c53ab0bc76fa6546db", kill_on_drop: false }` [INFO] [stdout] 35e9d8ab6d2583a1cb129c436132cbedaa25e4d2588f51c53ab0bc76fa6546db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1cf7dfc5faa272652ffe8f2e66035a01951f697d2c4105b0d2491eea1caa1be1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1cf7dfc5faa272652ffe8f2e66035a01951f697d2c4105b0d2491eea1caa1be1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling array-init v0.0.4 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand_pcg v0.2.0 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling libmath v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde_yaml v0.8.13 [INFO] [stderr] Compiling keyboard_optimiser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `test_write` [INFO] [stdout] --> src/lib.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn test_write() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deb` [INFO] [stdout] --> src/lib.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn deb(x: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pause` [INFO] [stdout] --> src/lib.rs:620:4 [INFO] [stdout] | [INFO] [stdout] 620 | fn pause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | file.write_all(s.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "1cf7dfc5faa272652ffe8f2e66035a01951f697d2c4105b0d2491eea1caa1be1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cf7dfc5faa272652ffe8f2e66035a01951f697d2c4105b0d2491eea1caa1be1", kill_on_drop: false }` [INFO] [stdout] 1cf7dfc5faa272652ffe8f2e66035a01951f697d2c4105b0d2491eea1caa1be1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b74dbfd9c2d4585a9c537ca270f8aa2411f0834a4cf5c586e99f6c214b18f77 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4b74dbfd9c2d4585a9c537ca270f8aa2411f0834a4cf5c586e99f6c214b18f77", kill_on_drop: false }` [INFO] [stderr] Compiling keyboard_optimiser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `test_write` [INFO] [stdout] --> src/lib.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn test_write() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deb` [INFO] [stdout] --> src/lib.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn deb(x: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pause` [INFO] [stdout] --> src/lib.rs:620:4 [INFO] [stdout] | [INFO] [stdout] 620 | fn pause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | file.write_all(s.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_write` [INFO] [stdout] --> src/lib.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn test_write() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deb` [INFO] [stdout] --> src/lib.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn deb(x: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pause` [INFO] [stdout] --> src/lib.rs:620:4 [INFO] [stdout] | [INFO] [stdout] 620 | fn pause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | file.write_all(s.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 1.44s [INFO] running `Command { std: "docker" "inspect" "4b74dbfd9c2d4585a9c537ca270f8aa2411f0834a4cf5c586e99f6c214b18f77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b74dbfd9c2d4585a9c537ca270f8aa2411f0834a4cf5c586e99f6c214b18f77", kill_on_drop: false }` [INFO] [stdout] 4b74dbfd9c2d4585a9c537ca270f8aa2411f0834a4cf5c586e99f6c214b18f77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 226fe2ac782bfdabcd32b9e5e5c887d620a8ca24966e497f0d1632e7ae7f3407 [INFO] running `Command { std: "docker" "start" "-a" "226fe2ac782bfdabcd32b9e5e5c887d620a8ca24966e497f0d1632e7ae7f3407", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `test_write` [INFO] [stderr] --> src/lib.rs:52:4 [INFO] [stderr] | [INFO] [stderr] 52 | fn test_write() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deb` [INFO] [stderr] --> src/lib.rs:138:4 [INFO] [stderr] | [INFO] [stderr] 138 | fn deb(x: T) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `pause` [INFO] [stderr] --> src/lib.rs:620:4 [INFO] [stderr] | [INFO] [stderr] 620 | fn pause() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | file.write_all(s.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `keyboard_optimiser` (lib) generated 4 warnings [INFO] [stderr] warning: `keyboard_optimiser` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/keyboard_optimiser-20c4c226b00f8813) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/keyboard_optimiser-15fcfb4a45b2bd8e) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests keyboard_optimiser [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "226fe2ac782bfdabcd32b9e5e5c887d620a8ca24966e497f0d1632e7ae7f3407", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226fe2ac782bfdabcd32b9e5e5c887d620a8ca24966e497f0d1632e7ae7f3407", kill_on_drop: false }` [INFO] [stdout] 226fe2ac782bfdabcd32b9e5e5c887d620a8ca24966e497f0d1632e7ae7f3407