[INFO] crate tom 0.0.1 is already in cache [INFO] testing tom-0.0.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate tom 0.0.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate tom 0.0.1 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-10/source/.cargo/config [INFO] started tweaking crates.io crate tom 0.0.1 [INFO] finished tweaking crates.io crate tom 0.0.1 [INFO] tweaked toml for crates.io crate tom 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 537e99cab9e48ec8d957d706d1c65fb302e7bb94447ba6024ec4e7bea5c20b15 [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" "537e99cab9e48ec8d957d706d1c65fb302e7bb94447ba6024ec4e7bea5c20b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "537e99cab9e48ec8d957d706d1c65fb302e7bb94447ba6024ec4e7bea5c20b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "537e99cab9e48ec8d957d706d1c65fb302e7bb94447ba6024ec4e7bea5c20b15", kill_on_drop: false }` [INFO] [stdout] 537e99cab9e48ec8d957d706d1c65fb302e7bb94447ba6024ec4e7bea5c20b15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 394b8298dfd61aae580000439c80805561d770617a9f6ff87358f9841ac57213 [INFO] running `Command { std: "docker" "start" "-a" "394b8298dfd61aae580000439c80805561d770617a9f6ff87358f9841ac57213", kill_on_drop: false }` [INFO] [stderr] Compiling text_unit v0.1.10 [INFO] [stderr] Compiling uncover v0.1.1 [INFO] [stderr] Compiling m_lexer v0.0.4 [INFO] [stderr] Compiling string-interner v0.6.4 [INFO] [stderr] Compiling tom v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | callbacks: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut C, CstNode, &TomlDoc) + 'c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let cb: Box = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut C, CstNode, &TomlDoc) + 'c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:25 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | ^^ -------------------------- this method call resolves to `T` [INFO] [stdout] | | [INFO] [stdout] | cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tom`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "394b8298dfd61aae580000439c80805561d770617a9f6ff87358f9841ac57213", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "394b8298dfd61aae580000439c80805561d770617a9f6ff87358f9841ac57213", kill_on_drop: false }` [INFO] [stdout] 394b8298dfd61aae580000439c80805561d770617a9f6ff87358f9841ac57213