[INFO] cloning repository https://github.com/rustox/futures-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustox/futures-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Ffutures-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Ffutures-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 07218dd3a2cc5fbcfeb60006fed83b0c677850d7 [INFO] checking rustox/futures-example against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustox%2Ffutures-example" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rustox/futures-example on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rustox/futures-example [INFO] finished tweaking git repo https://github.com/rustox/futures-example [INFO] tweaked toml for git repo https://github.com/rustox/futures-example written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/rustox/futures-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53a4423312a2dc792a53f9e360652a581c0254de4ec8ff1c8459ea6aace39b39 [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" "53a4423312a2dc792a53f9e360652a581c0254de4ec8ff1c8459ea6aace39b39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53a4423312a2dc792a53f9e360652a581c0254de4ec8ff1c8459ea6aace39b39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53a4423312a2dc792a53f9e360652a581c0254de4ec8ff1c8459ea6aace39b39", kill_on_drop: false }` [INFO] [stdout] 53a4423312a2dc792a53f9e360652a581c0254de4ec8ff1c8459ea6aace39b39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] 0567b944ce88cd0103fa18e4fea9de209ad4b7982b288dc7cb73222432d2d2a0 [INFO] running `Command { std: "docker" "start" "-a" "0567b944ce88cd0103fa18e4fea9de209ad4b7982b288dc7cb73222432d2d2a0", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking futures-await-await-macro v0.1.2 (https://github.com/alexcrichton/futures-await#cd38b747) [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking log v0.4.2 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [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 futures-core v0.2.1 [INFO] [stderr] Checking futures-channel v0.2.1 [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 crossbeam-epoch v0.4.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking futures-sink v0.2.1 [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] [stderr] Checking bytes v0.4.8 [INFO] [stderr] Checking futures-io v0.2.1 [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" "0567b944ce88cd0103fa18e4fea9de209ad4b7982b288dc7cb73222432d2d2a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0567b944ce88cd0103fa18e4fea9de209ad4b7982b288dc7cb73222432d2d2a0", kill_on_drop: false }` [INFO] [stdout] 0567b944ce88cd0103fa18e4fea9de209ad4b7982b288dc7cb73222432d2d2a0