[INFO] cloning repository https://github.com/dakatsuka/rust-monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dakatsuka/rust-monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdakatsuka%2Frust-monkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdakatsuka%2Frust-monkey-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2593d9a21a4b29e7072de343e7056afc6484b6ec [INFO] checking dakatsuka/rust-monkey-lang against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdakatsuka%2Frust-monkey-lang" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dakatsuka/rust-monkey-lang on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dakatsuka/rust-monkey-lang [INFO] finished tweaking git repo https://github.com/dakatsuka/rust-monkey-lang [INFO] tweaked toml for git repo https://github.com/dakatsuka/rust-monkey-lang written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/dakatsuka/rust-monkey-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0b4aef7ffc4cc204a9728a31d0da4b12d9b22ca87bbe5960d33b2be874c8adb [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" "a0b4aef7ffc4cc204a9728a31d0da4b12d9b22ca87bbe5960d33b2be874c8adb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0b4aef7ffc4cc204a9728a31d0da4b12d9b22ca87bbe5960d33b2be874c8adb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0b4aef7ffc4cc204a9728a31d0da4b12d9b22ca87bbe5960d33b2be874c8adb", kill_on_drop: false }` [INFO] [stdout] a0b4aef7ffc4cc204a9728a31d0da4b12d9b22ca87bbe5960d33b2be874c8adb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3842359b2622dda88bcc4c44ecf878d33e36210fb1e750ea528c7f652d022e71 [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" "3842359b2622dda88bcc4c44ecf878d33e36210fb1e750ea528c7f652d022e71", kill_on_drop: false }` [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking memchr v2.1.3 [INFO] [stderr] Checking dirs v1.0.4 [INFO] [stderr] Checking rustyline v3.0.0 [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-3.0.0/src/lib.rs:655:43 [INFO] [stdout] | [INFO] [stdout] 655 | editor.add_history_entry(line.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: cannot satisfy `String: AsRef<_>` [INFO] [stdout] help: use the fully qualified path for the potential candidates [INFO] [stdout] | [INFO] [stdout] 655 | editor.add_history_entry(>::as_ref(line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 655 | editor.add_history_entry(>::as_ref(line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 655 | editor.add_history_entry(>::as_ref(line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 655 | editor.add_history_entry(>::as_ref(line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-3.0.0/src/history.rs:151:28 [INFO] [stdout] | [INFO] [stdout] 151 | self.add(line?.as_ref()); // TODO truncate to MAX_LINE [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: cannot satisfy `String: AsRef<_>` [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 `rustyline` due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "3842359b2622dda88bcc4c44ecf878d33e36210fb1e750ea528c7f652d022e71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3842359b2622dda88bcc4c44ecf878d33e36210fb1e750ea528c7f652d022e71", kill_on_drop: false }` [INFO] [stdout] 3842359b2622dda88bcc4c44ecf878d33e36210fb1e750ea528c7f652d022e71