[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] checking ghondar/rust-example against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghondar%2Frust-example" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ghondar/rust-example on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b67b98284f2735f4961d3d2604ac0d59057f00fb9dc449acdc1ff3984b9ed01b [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" "b67b98284f2735f4961d3d2604ac0d59057f00fb9dc449acdc1ff3984b9ed01b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b67b98284f2735f4961d3d2604ac0d59057f00fb9dc449acdc1ff3984b9ed01b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b67b98284f2735f4961d3d2604ac0d59057f00fb9dc449acdc1ff3984b9ed01b", kill_on_drop: false }` [INFO] [stdout] b67b98284f2735f4961d3d2604ac0d59057f00fb9dc449acdc1ff3984b9ed01b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 286c0c3a1b21e86056848a6a05e58fdd2677fda519fb8427919f076e0d8aeee3 [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" "286c0c3a1b21e86056848a6a05e58fdd2677fda519fb8427919f076e0d8aeee3", 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] Compiling version_check v0.1.3 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Checking untrusted v0.6.1 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Checking smallvec v0.6.1 [INFO] [stderr] Checking state v0.4.1 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Compiling regex v1.0.0 [INFO] [stderr] Checking separator v0.3.1 [INFO] [stderr] Checking bufstream v0.1.3 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking isatty v0.1.8 [INFO] [stderr] Compiling ring v0.13.0-alpha5 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking base64 v0.9.2 [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] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [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] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-syntax v0.6.1 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [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] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking semver v0.8.0 [INFO] [stdout] error[E0599]: no method named `to_string` found for struct `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] `PathBuf: std::fmt::Display` [INFO] [stdout] which is required by `PathBuf: ToString` [INFO] [stdout] `Path: std::fmt::Display` [INFO] [stdout] which is required by `Path: 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] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [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] = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable [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] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [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" "286c0c3a1b21e86056848a6a05e58fdd2677fda519fb8427919f076e0d8aeee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "286c0c3a1b21e86056848a6a05e58fdd2677fda519fb8427919f076e0d8aeee3", kill_on_drop: false }` [INFO] [stdout] 286c0c3a1b21e86056848a6a05e58fdd2677fda519fb8427919f076e0d8aeee3