[INFO] cloning repository https://github.com/tgriozel/Rustlings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tgriozel/Rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgriozel%2FRustlings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgriozel%2FRustlings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c22a7e6ff245ff9132429401437248c89a890d31 [INFO] checking tgriozel/Rustlings against try#5d96fa0e954d77528204a1ba3b8847ec083c779b for pr-153457 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgriozel%2FRustlings" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tgriozel/Rustlings [INFO] finished tweaking git repo https://github.com/tgriozel/Rustlings [INFO] tweaked toml for git repo https://github.com/tgriozel/Rustlings written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tgriozel/Rustlings on toolchain 5d96fa0e954d77528204a1ba3b8847ec083c779b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tgriozel/Rustlings already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded home v0.5.4 [INFO] [stderr] Downloaded anstyle v1.0.3 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded predicates v3.0.3 [INFO] [stderr] Downloaded assert_cmd v2.0.12 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded memchr v2.6.3 [INFO] [stderr] Downloaded clap v4.4.3 [INFO] [stderr] Downloaded notify v4.0.17 [INFO] [stderr] Downloaded portable-atomic v1.4.3 [INFO] [stderr] Downloaded syn v2.0.8 [INFO] [stderr] Downloaded winnow v0.5.15 [INFO] [stderr] Downloaded regex v1.7.2 [INFO] [stderr] Downloaded bstr v1.6.2 [INFO] [stderr] Downloaded regex-automata v0.3.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b6476f70e22b48963b154e42ea04967898eae2b9a73d1c16618cb365a1592b4 [INFO] running `Command { std: "docker" "start" "-a" "4b6476f70e22b48963b154e42ea04967898eae2b9a73d1c16618cb365a1592b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b6476f70e22b48963b154e42ea04967898eae2b9a73d1c16618cb365a1592b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b6476f70e22b48963b154e42ea04967898eae2b9a73d1c16618cb365a1592b4", kill_on_drop: false }` [INFO] [stdout] 4b6476f70e22b48963b154e42ea04967898eae2b9a73d1c16618cb365a1592b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c94f9de82afaea80ce72aa503e6fec38e73305f2924449c94d1e499bcde8dc0 [INFO] running `Command { std: "docker" "start" "-a" "3c94f9de82afaea80ce72aa503e6fec38e73305f2924449c94d1e499bcde8dc0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling proc-macro2 v1.0.53 [INFO] [stderr] Compiling serde_derive v1.0.158 [INFO] [stderr] Compiling serde v1.0.158 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking anstyle v1.0.3 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Compiling portable-atomic v1.4.3 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.94 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking winnow v0.5.15 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking home v0.5.4 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file` [INFO] [stdout] | [INFO] [stdout] 92 - feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] 92 + feature(proc_macro_span, proc_macro_span_file) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3c94f9de82afaea80ce72aa503e6fec38e73305f2924449c94d1e499bcde8dc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c94f9de82afaea80ce72aa503e6fec38e73305f2924449c94d1e499bcde8dc0", kill_on_drop: false }` [INFO] [stdout] 3c94f9de82afaea80ce72aa503e6fec38e73305f2924449c94d1e499bcde8dc0