[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brettmcintosh/spellcheck on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-14/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazy_static v0.2.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a068b91a5be5a88d9f844c05cbb4c38c094b2c9d209464d67d2fdc7491a83962 [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" "a068b91a5be5a88d9f844c05cbb4c38c094b2c9d209464d67d2fdc7491a83962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a068b91a5be5a88d9f844c05cbb4c38c094b2c9d209464d67d2fdc7491a83962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a068b91a5be5a88d9f844c05cbb4c38c094b2c9d209464d67d2fdc7491a83962", kill_on_drop: false }` [INFO] [stdout] a068b91a5be5a88d9f844c05cbb4c38c094b2c9d209464d67d2fdc7491a83962 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 155ad8794c461d5cb408a7ce2a41d3af462fa7d6b5e6d4a561ae2b1e6b9a8c90 [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" "155ad8794c461d5cb408a7ce2a41d3af462fa7d6b5e6d4a561ae2b1e6b9a8c90", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v0.2.10 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling textwrap v0.9.0 [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 clap v2.27.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [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] note: required by `from` [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" "155ad8794c461d5cb408a7ce2a41d3af462fa7d6b5e6d4a561ae2b1e6b9a8c90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "155ad8794c461d5cb408a7ce2a41d3af462fa7d6b5e6d4a561ae2b1e6b9a8c90", kill_on_drop: false }` [INFO] [stdout] 155ad8794c461d5cb408a7ce2a41d3af462fa7d6b5e6d4a561ae2b1e6b9a8c90