[INFO] cloning repository https://github.com/brettmcintosh/spellcheck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brettmcintosh/spellcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3ca69bbe441a84e1b5bd828bed9afd658a4e4ff [INFO] testing brettmcintosh/spellcheck against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brettmcintosh/spellcheck on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brettmcintosh/spellcheck [INFO] finished tweaking git repo https://github.com/brettmcintosh/spellcheck [INFO] tweaked toml for git repo https://github.com/brettmcintosh/spellcheck written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/brettmcintosh/spellcheck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 192c8469ff42a13884f83a8d9a046b430a2be33a2c8d737eace5265a0b4b4e60 [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" "192c8469ff42a13884f83a8d9a046b430a2be33a2c8d737eace5265a0b4b4e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "192c8469ff42a13884f83a8d9a046b430a2be33a2c8d737eace5265a0b4b4e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "192c8469ff42a13884f83a8d9a046b430a2be33a2c8d737eace5265a0b4b4e60", kill_on_drop: false }` [INFO] [stdout] 192c8469ff42a13884f83a8d9a046b430a2be33a2c8d737eace5265a0b4b4e60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f3b552400206130b8039e23b0e6125d3c2d971063a13dc55c749c9090bba5e5 [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" "3f3b552400206130b8039e23b0e6125d3c2d971063a13dc55c749c9090bba5e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling lazy_static v0.2.10 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.3 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling clap v2.27.1 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling trie v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/data_structures.rs:51:48 [INFO] [stdout] | [INFO] [stdout] 51 | let mut child_prefix = String::from(prefix.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^ cannot infer type for reference `&_` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `String: From<&_>` found in the `alloc` crate: [INFO] [stdout] - impl<> From<&String> for String; [INFO] [stdout] - impl<> From<&str> for String; [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/data_structures.rs:51:68 [INFO] [stdout] | [INFO] [stdout] 51 | let mut child_prefix = String::from(prefix.as_ref()); [INFO] [stdout] | -------^^^^^^-- [INFO] [stdout] | | | [INFO] [stdout] | | cannot infer type for type parameter `T` declared on the trait `AsRef` [INFO] [stdout] | this method call resolves to `&T` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `String: AsRef<_>` found in the following crates: `alloc`, `std`: [INFO] [stdout] - impl AsRef for String; [INFO] [stdout] - impl AsRef for String; [INFO] [stdout] - impl AsRef<[u8]> for String; [INFO] [stdout] - impl AsRef for String; [INFO] [stdout] help: use the fully qualified path for the potential candidates [INFO] [stdout] | [INFO] [stdout] 51 | let mut child_prefix = String::from(>::as_ref(prefix)); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] 51 | let mut child_prefix = String::from(>::as_ref(prefix)); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] 51 | let mut child_prefix = String::from(>::as_ref(prefix)); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] 51 | let mut child_prefix = String::from(>::as_ref(prefix)); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `trie` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3f3b552400206130b8039e23b0e6125d3c2d971063a13dc55c749c9090bba5e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f3b552400206130b8039e23b0e6125d3c2d971063a13dc55c749c9090bba5e5", kill_on_drop: false }` [INFO] [stdout] 3f3b552400206130b8039e23b0e6125d3c2d971063a13dc55c749c9090bba5e5