[INFO] cloning repository https://github.com/ghondar/rust-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ghondar/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghondar%2Frust-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghondar%2Frust-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09f106acc616a91f1625f44c051e8fba98809d57 [INFO] documenting ghondar/rust-example against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghondar%2Frust-example" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ghondar/rust-example on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ghondar/rust-example [INFO] finished tweaking git repo https://github.com/ghondar/rust-example [INFO] tweaked toml for git repo https://github.com/ghondar/rust-example written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ghondar/rust-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: development [INFO] [stderr] warning: unused manifest key: production [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bufstream v0.1.3 [INFO] [stderr] Downloaded chrono v0.4.3 [INFO] [stderr] Downloaded jsonwebtoken v1.1.3 [INFO] [stderr] Downloaded rand v0.5.1 [INFO] [stderr] Downloaded serde_json v1.0.20 [INFO] [stderr] Downloaded textnonce v0.6.3 [INFO] [stderr] Downloaded bson v0.10.0 [INFO] [stderr] Downloaded untrusted v0.6.1 [INFO] [stderr] Downloaded separator v0.3.1 [INFO] [stderr] Downloaded mongodb v0.3.7 [INFO] [stderr] Downloaded semver v0.8.0 [INFO] [stderr] Downloaded ring v0.13.0-alpha5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] adb83d438ea8fb14d1cec0839068c91d41b4785d4cff998855de65101b731181 [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" "adb83d438ea8fb14d1cec0839068c91d41b4785d4cff998855de65101b731181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "adb83d438ea8fb14d1cec0839068c91d41b4785d4cff998855de65101b731181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adb83d438ea8fb14d1cec0839068c91d41b4785d4cff998855de65101b731181", kill_on_drop: false }` [INFO] [stdout] adb83d438ea8fb14d1cec0839068c91d41b4785d4cff998855de65101b731181 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b10ee7e1c27d0761af6c90b72cafeada9fee90322736066015e03518dc65536 [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" "8b10ee7e1c27d0761af6c90b72cafeada9fee90322736066015e03518dc65536", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused manifest key: development [INFO] [stderr] warning: unused manifest key: production [INFO] [stderr] Compiling cc v1.0.17 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Compiling serde v1.0.66 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Compiling matches v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking untrusted v0.6.1 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking smallvec v0.6.1 [INFO] [stderr] Compiling indexmap v1.0.1 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking separator v0.3.1 [INFO] [stderr] Checking bufstream v0.1.3 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=54667ae#54667aef) [INFO] [stderr] Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket#df711114) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/lib.rs:47:34 [INFO] [stdout] | [INFO] [stdout] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rocket_codegen v0.4.0-dev (https://github.com/SergioBenitez/Rocket#df711114) [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 284 | Nightly(proc_macro::SourceFile, FileName), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20 [INFO] [stdout] | [INFO] [stdout] 289 | fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking isatty v0.1.8 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45 [INFO] [stdout] | [INFO] [stdout] 290 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-syntax v0.6.1 [INFO] [stdout] error[E0599]: no method named `to_string` found for struct `std::path::PathBuf` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52 [INFO] [stdout] | [INFO] [stdout] 290 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stdout] | ^^^^^^^^^ help: there is an associated function with a similar name: `to_str` [INFO] [stdout] | [INFO] [stdout] = note: the method `to_string` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::path::PathBuf: std::fmt::Display` [INFO] [stdout] which is required by `std::path::PathBuf: std::string::ToString` [INFO] [stdout] `std::path::Path: std::fmt::Display` [INFO] [stdout] which is required by `std::path::Path: std::string::ToString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44 [INFO] [stdout] | [INFO] [stdout] 304 | SourceFile::Nightly(a, _) => a.is_real(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27 [INFO] [stdout] | [INFO] [stdout] 347 | Span::Nightly(proc_macro::Span::def_site()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54724 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55 [INFO] [stdout] | [INFO] [stdout] 424 | (Span::Nightly(a), Span::Nightly(b)) => a.eq(b), [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_raw_ident' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48 [INFO] [stdout] | [INFO] [stdout] 475 | Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54723 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling log v0.4.2 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8b10ee7e1c27d0761af6c90b72cafeada9fee90322736066015e03518dc65536", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b10ee7e1c27d0761af6c90b72cafeada9fee90322736066015e03518dc65536", kill_on_drop: false }` [INFO] [stdout] 8b10ee7e1c27d0761af6c90b72cafeada9fee90322736066015e03518dc65536