[INFO] cloning repository https://github.com/leroycep/explain-tinysynth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leroycep/explain-tinysynth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleroycep%2Fexplain-tinysynth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleroycep%2Fexplain-tinysynth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45641f66d04e0983f8fd106dea96eae4b3f53f95 [INFO] checking leroycep/explain-tinysynth against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleroycep%2Fexplain-tinysynth" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/leroycep/explain-tinysynth on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/leroycep/explain-tinysynth [INFO] finished tweaking git repo https://github.com/leroycep/explain-tinysynth [INFO] tweaked toml for git repo https://github.com/leroycep/explain-tinysynth written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/leroycep/explain-tinysynth 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2204f1ed5a82f341c6cc700310bec21b60ae26fb8a39edc7d2655259f7feb79 [INFO] running `Command { std: "docker" "start" "-a" "a2204f1ed5a82f341c6cc700310bec21b60ae26fb8a39edc7d2655259f7feb79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2204f1ed5a82f341c6cc700310bec21b60ae26fb8a39edc7d2655259f7feb79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2204f1ed5a82f341c6cc700310bec21b60ae26fb8a39edc7d2655259f7feb79", kill_on_drop: false }` [INFO] [stdout] a2204f1ed5a82f341c6cc700310bec21b60ae26fb8a39edc7d2655259f7feb79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21aa3f99230d5233b0a4de42348c4f4360a36c09ebf40fe17f84dc3565ebe6ea [INFO] running `Command { std: "docker" "start" "-a" "21aa3f99230d5233b0a4de42348c4f4360a36c09ebf40fe17f84dc3565ebe6ea", kill_on_drop: false }` [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking explain-tinysynth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `explain_tinysynth` [INFO] [stdout] --> src/main.rs:51:2 [INFO] [stdout] | [INFO] [stdout] 51 | } [INFO] [stdout] | ^ consider adding a `main` function to `src/main.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `characters` [INFO] [stdout] --> src/main.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 9 | let characters = w_string.chars(); [INFO] [stdout] | ---------- move occurs because `characters` has type `Chars<'_>`, which does not implement the `Copy` trait [INFO] [stdout] ... [INFO] [stdout] 12 | characters.skip(1); [INFO] [stdout] | ------- `characters` moved due to this method call [INFO] [stdout] ... [INFO] [stdout] 16 | for character in characters { [INFO] [stdout] | ^^^^^^^^^^ value used here after move [INFO] [stdout] | [INFO] [stdout] note: `skip` takes ownership of the receiver `self`, which moves `characters` [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/iter/traits/iterator.rs:1317:13 [INFO] [stdout] help: you can `clone` the value and consume it, but this might not be your desired behavior [INFO] [stdout] | [INFO] [stdout] 12 | characters.clone().skip(1); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `characters` [INFO] [stdout] --> src/main.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 9 | let characters = w_string.chars(); [INFO] [stdout] | ---------- move occurs because `characters` has type `Chars<'_>`, which does not implement the `Copy` trait [INFO] [stdout] ... [INFO] [stdout] 12 | characters.skip(1); [INFO] [stdout] | ------- `characters` moved due to this method call [INFO] [stdout] ... [INFO] [stdout] 16 | for character in characters { [INFO] [stdout] | ^^^^^^^^^^ value used here after move [INFO] [stdout] | [INFO] [stdout] note: `skip` takes ownership of the receiver `self`, which moves `characters` [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/iter/traits/iterator.rs:1317:13 [INFO] [stdout] help: you can `clone` the value and consume it, but this might not be your desired behavior [INFO] [stdout] | [INFO] [stdout] 12 | characters.clone().skip(1); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0382, E0601. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stderr] error: could not compile `explain-tinysynth` (bin "explain-tinysynth") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `explain-tinysynth` (bin "explain-tinysynth" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "21aa3f99230d5233b0a4de42348c4f4360a36c09ebf40fe17f84dc3565ebe6ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21aa3f99230d5233b0a4de42348c4f4360a36c09ebf40fe17f84dc3565ebe6ea", kill_on_drop: false }` [INFO] [stdout] 21aa3f99230d5233b0a4de42348c4f4360a36c09ebf40fe17f84dc3565ebe6ea [INFO] checking leroycep/explain-tinysynth against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleroycep%2Fexplain-tinysynth" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/leroycep/explain-tinysynth on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/leroycep/explain-tinysynth [INFO] finished tweaking git repo https://github.com/leroycep/explain-tinysynth [INFO] tweaked toml for git repo https://github.com/leroycep/explain-tinysynth written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/leroycep/explain-tinysynth 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" "+dae34b759e282c069aa28752564694effd121a63" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acc1bb074571aa3d13ece6b779d5c81d2404fdfdd48cb615fa6034a1ddc8238d [INFO] running `Command { std: "docker" "start" "-a" "acc1bb074571aa3d13ece6b779d5c81d2404fdfdd48cb615fa6034a1ddc8238d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acc1bb074571aa3d13ece6b779d5c81d2404fdfdd48cb615fa6034a1ddc8238d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acc1bb074571aa3d13ece6b779d5c81d2404fdfdd48cb615fa6034a1ddc8238d", kill_on_drop: false }` [INFO] [stdout] acc1bb074571aa3d13ece6b779d5c81d2404fdfdd48cb615fa6034a1ddc8238d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16f5062e08ab3af4e3c6e631eb09725d879fbd889f262ce5356eb5bb66376a87 [INFO] running `Command { std: "docker" "start" "-a" "16f5062e08ab3af4e3c6e631eb09725d879fbd889f262ce5356eb5bb66376a87", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "16f5062e08ab3af4e3c6e631eb09725d879fbd889f262ce5356eb5bb66376a87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16f5062e08ab3af4e3c6e631eb09725d879fbd889f262ce5356eb5bb66376a87", kill_on_drop: false }` [INFO] [stdout] 16f5062e08ab3af4e3c6e631eb09725d879fbd889f262ce5356eb5bb66376a87