[INFO] updating cached repository https://github.com/jkcclemens/sess_repro [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 69bf9d047200f49e884270d2aa4e6c9073cfde81 [INFO] testing jkcclemens/sess_repro against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkcclemens%2Fsess_repro" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jkcclemens/sess_repro on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jkcclemens/sess_repro [INFO] finished tweaking git repo https://github.com/jkcclemens/sess_repro [INFO] tweaked toml for git repo https://github.com/jkcclemens/sess_repro written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/jkcclemens/sess_repro already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 412d7aaec6e38e5f747bd27226d019bdf4f7bceebdb83aab42a1187105641016 [INFO] running `"docker" "start" "-a" "412d7aaec6e38e5f747bd27226d019bdf4f7bceebdb83aab42a1187105641016"` [INFO] [stderr] Compiling cc v1.0.10 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling untrusted v0.6.1 [INFO] [stderr] Compiling serde v1.0.42 [INFO] [stderr] Compiling pear v0.0.16 (http://github.com/SergioBenitez/pear#44bbca0d) [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling state v0.4.0 [INFO] [stderr] Compiling proc-macro2 v0.3.6 [INFO] [stderr] Compiling pear_codegen v0.0.16 [INFO] [stderr] Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket#0e85f9ef) [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling isatty v0.1.7 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling base64 v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] error[E0433]: failed to resolve: could not find `Op` in `proc_macro` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:72:42 [INFO] [stderr] | [INFO] [stderr] 72 | let mut op = proc_macro::Op::new(tt.op(), spacing); [INFO] [stderr] | ^^ could not find `Op` in `proc_macro` [INFO] [stderr] [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] error[E0433]: failed to resolve: could not find `Term` in `proc_macro` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:279:31 [INFO] [stderr] | [INFO] [stderr] 279 | term: proc_macro::Term::new(string, span.0), [INFO] [stderr] | ^^^^ could not find `Term` in `proc_macro` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `Term` in crate `proc_macro` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | term: proc_macro::Term, [INFO] [stderr] | ^^^^ not found in `proc_macro` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 3 | use Term; [INFO] [stderr] | [INFO] [stderr] 3 | use imp::Term; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/lib.rs:28:34 [INFO] [stderr] | [INFO] [stderr] 28 | #![cfg_attr(feature = "nightly", feature(proc_macro))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:177:23 [INFO] [stderr] | [INFO] [stderr] 177 | pub struct SourceFile(proc_macro::SourceFile, FileName); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:180:16 [INFO] [stderr] | [INFO] [stderr] 180 | fn new(sf: proc_macro::SourceFile) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:247:13 [INFO] [stderr] | [INFO] [stderr] 247 | let proc_macro::LineColumn { line, column } = self.0.start(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:252:13 [INFO] [stderr] | [INFO] [stderr] 252 | let proc_macro::LineColumn { line, column } = self.0.end(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] Compiling url v1.7.0 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] error[E0599]: no function or associated item named `empty` found for type `proc_macro::TokenStream` in the current scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:18:46 [INFO] [stderr] | [INFO] [stderr] 18 | TokenStream(proc_macro::TokenStream::empty()) [INFO] [stderr] | ^^^^^ function or associated item not found in `proc_macro::TokenStream` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `Op` found for type `proc_macro::TokenTree` in the current scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | proc_macro::TokenTree::Op(tt) => { [INFO] [stderr] | ^^ variant or associated item not found in `proc_macro::TokenTree` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `Term` found for type `proc_macro::TokenTree` in the current scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:141:36 [INFO] [stderr] | [INFO] [stderr] 141 | proc_macro::TokenTree::Term(s) => { [INFO] [stderr] | ^^^^ variant or associated item not found in `proc_macro::TokenTree` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:181:36 [INFO] [stderr] | [INFO] [stderr] 181 | let filename = FileName(sf.path().to_string()); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:181:43 [INFO] [stderr] | [INFO] [stderr] 181 | let filename = FileName(sf.path().to_string()); [INFO] [stderr] | ^^^^^^^^^ help: there is a method with a similar name: `to_str` [INFO] [stderr] | [INFO] [stderr] = note: the method `to_string` exists but the following trait bounds were not satisfied: [INFO] [stderr] `std::path::Path : std::string::ToString` [INFO] [stderr] `std::path::PathBuf : std::string::ToString` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:191:16 [INFO] [stderr] | [INFO] [stderr] 191 | self.0.is_real() [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:227:14 [INFO] [stderr] | [INFO] [stderr] 227 | Span(proc_macro::Span::def_site()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:231:21 [INFO] [stderr] | [INFO] [stderr] 231 | Span(self.0.resolved_at(other.0)) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:235:21 [INFO] [stderr] | [INFO] [stderr] 235 | Span(self.0.located_at(other.0)) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:243:32 [INFO] [stderr] | [INFO] [stderr] 243 | SourceFile::new(self.0.source_file()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:247:62 [INFO] [stderr] | [INFO] [stderr] 247 | let proc_macro::LineColumn { line, column } = self.0.start(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:247:38 [INFO] [stderr] | [INFO] [stderr] 247 | let proc_macro::LineColumn { line, column } = self.0.start(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:247:44 [INFO] [stderr] | [INFO] [stderr] 247 | let proc_macro::LineColumn { line, column } = self.0.start(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:252:62 [INFO] [stderr] | [INFO] [stderr] 252 | let proc_macro::LineColumn { line, column } = self.0.end(); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:252:38 [INFO] [stderr] | [INFO] [stderr] 252 | let proc_macro::LineColumn { line, column } = self.0.end(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:252:44 [INFO] [stderr] | [INFO] [stderr] 252 | let proc_macro::LineColumn { line, column } = self.0.end(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:257:16 [INFO] [stderr] | [INFO] [stderr] 257 | self.0.join(other.0).map(Span) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.6/src/unstable.rs:261:16 [INFO] [stderr] | [INFO] [stderr] 261 | self.0.eq(&other.0) [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] [INFO] [stderr] error: aborting due to 26 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0433, E0554, E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: Could not compile `proc-macro2`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "412d7aaec6e38e5f747bd27226d019bdf4f7bceebdb83aab42a1187105641016"` [INFO] running `"docker" "rm" "-f" "412d7aaec6e38e5f747bd27226d019bdf4f7bceebdb83aab42a1187105641016"` [INFO] [stdout] 412d7aaec6e38e5f747bd27226d019bdf4f7bceebdb83aab42a1187105641016