[INFO] updating cached repository https://github.com/eeeeeta/mx-xkcd-ng [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24be813f73a58b901d902d954f7ce09685571eff [INFO] checking eeeeeta/mx-xkcd-ng against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feeeeeta%2Fmx-xkcd-ng" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eeeeeta/mx-xkcd-ng on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eeeeeta/mx-xkcd-ng [INFO] finished tweaking git repo https://github.com/eeeeeta/mx-xkcd-ng [INFO] tweaked toml for git repo https://github.com/eeeeeta/mx-xkcd-ng written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/eeeeeta/mx-xkcd-ng already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bfe681b19f88051c1979c09d58418539c4421c2983a46864287d3c80ed59f877 [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" "bfe681b19f88051c1979c09d58418539c4421c2983a46864287d3c80ed59f877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bfe681b19f88051c1979c09d58418539c4421c2983a46864287d3c80ed59f877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfe681b19f88051c1979c09d58418539c4421c2983a46864287d3c80ed59f877", kill_on_drop: false }` [INFO] [stdout] bfe681b19f88051c1979c09d58418539c4421c2983a46864287d3c80ed59f877 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04959073d3ba5b532e87d1da0ad107c28488e180193dd11a71fdab1972769bec [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" "04959073d3ba5b532e87d1da0ad107c28488e180193dd11a71fdab1972769bec", kill_on_drop: false }` [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking futures-await-await-macro v0.1.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling backtrace-sys v0.1.22 [INFO] [stderr] Compiling openssl-sys v0.9.31 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Compiling proc-macro2 v0.4.4 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking http v0.1.5 [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.4/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-macro2-0.4.4/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 gif v0.9.2 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling derive-error-chain v0.10.1 [INFO] [stderr] Checking serde_json v1.0.18 [INFO] [stderr] Checking regex v1.0.0 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.4/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] [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-macro2-0.4.4/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-macro2-0.4.4/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-macro2-0.4.4/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-macro2-0.4.4/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[E0658]: use of unstable library feature 'proc_macro_raw_ident' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.4/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] = help: add `#![feature(proc_macro_raw_ident)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 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" "04959073d3ba5b532e87d1da0ad107c28488e180193dd11a71fdab1972769bec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04959073d3ba5b532e87d1da0ad107c28488e180193dd11a71fdab1972769bec", kill_on_drop: false }` [INFO] [stdout] 04959073d3ba5b532e87d1da0ad107c28488e180193dd11a71fdab1972769bec