[INFO] cloning repository https://github.com/drojokef/alaybey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drojokef/alaybey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrojokef%2Falaybey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrojokef%2Falaybey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 288536e1dd6a65390713b8c006da227b3c9c5a1b [INFO] testing drojokef/alaybey against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrojokef%2Falaybey" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/drojokef/alaybey on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/drojokef/alaybey [INFO] finished tweaking git repo https://github.com/drojokef/alaybey [INFO] tweaked toml for git repo https://github.com/drojokef/alaybey written to /workspace/builds/worker-93/source/Cargo.toml [INFO] crate git repo https://github.com/drojokef/alaybey already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1558113288b07a3f277eb815d0f7332cad53d960d4a90b1646039b3b160468b2 [INFO] running `Command { std: "docker" "start" "-a" "1558113288b07a3f277eb815d0f7332cad53d960d4a90b1646039b3b160468b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1558113288b07a3f277eb815d0f7332cad53d960d4a90b1646039b3b160468b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1558113288b07a3f277eb815d0f7332cad53d960d4a90b1646039b3b160468b2", kill_on_drop: false }` [INFO] [stdout] 1558113288b07a3f277eb815d0f7332cad53d960d4a90b1646039b3b160468b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a40855787e2d486658619c432abacb72ca75fa8cb4f67701b5aa3747ed22da4 [INFO] running `Command { std: "docker" "start" "-a" "0a40855787e2d486658619c432abacb72ca75fa8cb4f67701b5aa3747ed22da4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling alaybey v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib/compiler/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | / &lexers[1..lexers.len() - 1] [INFO] [stdout] 19 | | .iter() [INFO] [stdout] 20 | | .filter(|val| { [INFO] [stdout] 21 | | let semi_colon = &val [INFO] [stdout] ... | [INFO] [stdout] 135 | | }) [INFO] [stdout] 136 | | .count(); [INFO] [stdout] | |________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 18 | let _ = &lexers[1..lexers.len() - 1] [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "0a40855787e2d486658619c432abacb72ca75fa8cb4f67701b5aa3747ed22da4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a40855787e2d486658619c432abacb72ca75fa8cb4f67701b5aa3747ed22da4", kill_on_drop: false }` [INFO] [stdout] 0a40855787e2d486658619c432abacb72ca75fa8cb4f67701b5aa3747ed22da4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 938210fc051caf26170e7b3f22269062937b4111735dd06068a69d6ee870b583 [INFO] running `Command { std: "docker" "start" "-a" "938210fc051caf26170e7b3f22269062937b4111735dd06068a69d6ee870b583", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] running `Command { std: "docker" "inspect" "938210fc051caf26170e7b3f22269062937b4111735dd06068a69d6ee870b583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "938210fc051caf26170e7b3f22269062937b4111735dd06068a69d6ee870b583", kill_on_drop: false }` [INFO] [stdout] 938210fc051caf26170e7b3f22269062937b4111735dd06068a69d6ee870b583 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d47ad65c1383f4613fe31cbad6391ccc1b4fee3396a185d74ad4750a492c4708 [INFO] running `Command { std: "docker" "start" "-a" "d47ad65c1383f4613fe31cbad6391ccc1b4fee3396a185d74ad4750a492c4708", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 40s [INFO] running `Command { std: "docker" "inspect" "d47ad65c1383f4613fe31cbad6391ccc1b4fee3396a185d74ad4750a492c4708", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d47ad65c1383f4613fe31cbad6391ccc1b4fee3396a185d74ad4750a492c4708", kill_on_drop: false }` [INFO] [stdout] d47ad65c1383f4613fe31cbad6391ccc1b4fee3396a185d74ad4750a492c4708