[INFO] crate stew 0.2.0 is already in cache [INFO] testing stew-0.2.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate stew 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate stew 0.2.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate stew 0.2.0 [INFO] finished tweaking crates.io crate stew 0.2.0 [INFO] tweaked toml for crates.io crate stew 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b04a778a6dbed609208ba16e4b1608a8cbbf23fba8c76ea0f2f1658d1d6874c [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" "7b04a778a6dbed609208ba16e4b1608a8cbbf23fba8c76ea0f2f1658d1d6874c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b04a778a6dbed609208ba16e4b1608a8cbbf23fba8c76ea0f2f1658d1d6874c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b04a778a6dbed609208ba16e4b1608a8cbbf23fba8c76ea0f2f1658d1d6874c", kill_on_drop: false }` [INFO] [stdout] 7b04a778a6dbed609208ba16e4b1608a8cbbf23fba8c76ea0f2f1658d1d6874c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] 9ba0a69091d4541da4f669a37f8eedcc857082824ac645e63c5c06b376d614db [INFO] running `Command { std: "docker" "start" "-a" "9ba0a69091d4541da4f669a37f8eedcc857082824ac645e63c5c06b376d614db", kill_on_drop: false }` [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling stew v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/processor/image_operations.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(op) = &self.operation { [INFO] [stdout] | --------------- immutable borrow occurs here [INFO] [stdout] 27 | self.apply_operations(&[op.clone()]) [INFO] [stdout] | ^^^^ -- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bin/huerotate.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stew`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name filter3x3 --edition=2018 src/bin/filter3x3.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=448a87ffcde51600 -C extra-filename=-448a87ffcde51600 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-500680d503490cb9.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-2cf1b6e930c9588c.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-fc681e163897c0f2.rlib --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-33829af29dffd333.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "9ba0a69091d4541da4f669a37f8eedcc857082824ac645e63c5c06b376d614db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ba0a69091d4541da4f669a37f8eedcc857082824ac645e63c5c06b376d614db", kill_on_drop: false }` [INFO] [stdout] 9ba0a69091d4541da4f669a37f8eedcc857082824ac645e63c5c06b376d614db