[INFO] cloning repository https://github.com/gatomod/rust_lab [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gatomod/rust_lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatomod%2Frust_lab", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatomod%2Frust_lab'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b285f9007010666c0e868fc47a937d4454df3157 [INFO] checking gatomod/rust_lab/b285f9007010666c0e868fc47a937d4454df3157 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatomod%2Frust_lab" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gatomod/rust_lab on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gatomod/rust_lab [INFO] finished tweaking git repo https://github.com/gatomod/rust_lab [INFO] tweaked toml for git repo https://github.com/gatomod/rust_lab written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gatomod/rust_lab already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c7ae4d56806d7df3f3b75b6d910ca4df3d08e7a2969f5063d460004b5448cd3 [INFO] running `Command { std: "docker" "start" "-a" "5c7ae4d56806d7df3f3b75b6d910ca4df3d08e7a2969f5063d460004b5448cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c7ae4d56806d7df3f3b75b6d910ca4df3d08e7a2969f5063d460004b5448cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c7ae4d56806d7df3f3b75b6d910ca4df3d08e7a2969f5063d460004b5448cd3", kill_on_drop: false }` [INFO] [stdout] 5c7ae4d56806d7df3f3b75b6d910ca4df3d08e7a2969f5063d460004b5448cd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bc28e8d3448d8a5983ffc211e7e9422c6af90f721a3bca95189cfbb30226432 [INFO] running `Command { std: "docker" "start" "-a" "9bc28e8d3448d8a5983ffc211e7e9422c6af90f721a3bca95189cfbb30226432", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Checking shannon v0.1.0 (/opt/rustwide/workdir/shannon) [INFO] [stderr] Checking custom_array v0.1.0 (/opt/rustwide/workdir/custom_array) [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking huffman v0.1.0 (/opt/rustwide/workdir/huffman) [INFO] [stdout] error[E0368]: binary assignment operation `+=` cannot be applied to type `Box` [INFO] [stdout] --> huffman/src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | *v += 1 [INFO] [stdout] | --^^^^^ [INFO] [stdout] | | [INFO] [stdout] | cannot use `+=` on type `Box` [INFO] [stdout] | [INFO] [stdout] note: the foreign item type `Box` doesn't implement `AddAssign<{integer}>` [INFO] [stdout] --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/alloc/src/boxed.rs:233:1 [INFO] [stdout] ::: /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/alloc/src/boxed.rs:236:1 [INFO] [stdout] | [INFO] [stdout] = note: not implement `AddAssign<{integer}>` [INFO] [stdout] help: `+=` can be used on `u32` if you dereference the left-hand side [INFO] [stdout] | [INFO] [stdout] 69 | **v += 1 [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0368]: binary assignment operation `+=` cannot be applied to type `Box` [INFO] [stdout] --> huffman/src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | *v += 1 [INFO] [stdout] | --^^^^^ [INFO] [stdout] | | [INFO] [stdout] | cannot use `+=` on type `Box` [INFO] [stdout] | [INFO] [stdout] note: the foreign item type `Box` doesn't implement `AddAssign<{integer}>` [INFO] [stdout] --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/alloc/src/boxed.rs:233:1 [INFO] [stdout] ::: /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/alloc/src/boxed.rs:236:1 [INFO] [stdout] | [INFO] [stdout] = note: not implement `AddAssign<{integer}>` [INFO] [stdout] help: `+=` can be used on `u32` if you dereference the left-hand side [INFO] [stdout] | [INFO] [stdout] 69 | **v += 1 [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0368`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0368`. [INFO] [stdout] [INFO] [stderr] error: could not compile `huffman` (bin "huffman") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `huffman` (bin "huffman" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "9bc28e8d3448d8a5983ffc211e7e9422c6af90f721a3bca95189cfbb30226432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bc28e8d3448d8a5983ffc211e7e9422c6af90f721a3bca95189cfbb30226432", kill_on_drop: false }` [INFO] [stdout] 9bc28e8d3448d8a5983ffc211e7e9422c6af90f721a3bca95189cfbb30226432