[INFO] cloning repository https://github.com/devfire/rustalk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devfire/rustalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevfire%2Frustalk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevfire%2Frustalk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 309b98ea30d15311ba80e91137ad96d715023adb [INFO] checking devfire/rustalk against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevfire%2Frustalk" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/devfire/rustalk [INFO] finished tweaking git repo https://github.com/devfire/rustalk [INFO] tweaked toml for git repo https://github.com/devfire/rustalk written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/devfire/rustalk on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/devfire/rustalk 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v0.2.6 [INFO] [stderr] Downloaded socket2 v0.3.19 [INFO] [stderr] Downloaded os_str_bytes v6.4.1 [INFO] [stderr] Downloaded once_cell v1.16.0 [INFO] [stderr] Downloaded unicode-ident v1.0.5 [INFO] [stderr] Downloaded num_cpus v1.14.0 [INFO] [stderr] Downloaded mio-named-pipes v0.1.7 [INFO] [stderr] Downloaded net2 v0.2.38 [INFO] [stderr] Downloaded syn v1.0.105 [INFO] [stderr] Downloaded tokio v0.2.25 [INFO] [stderr] Downloaded libc v0.2.138 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa7410917875f7f00e54f92ff2abf7c869f9a0b3fd102dd56e1accca8c03973b [INFO] running `Command { std: "docker" "start" "-a" "aa7410917875f7f00e54f92ff2abf7c869f9a0b3fd102dd56e1accca8c03973b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa7410917875f7f00e54f92ff2abf7c869f9a0b3fd102dd56e1accca8c03973b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa7410917875f7f00e54f92ff2abf7c869f9a0b3fd102dd56e1accca8c03973b", kill_on_drop: false }` [INFO] [stdout] aa7410917875f7f00e54f92ff2abf7c869f9a0b3fd102dd56e1accca8c03973b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2742a5b4d36d3c7badb0a7e801e12bdbf7ab70bba6df2ebca17d60c8009f87e [INFO] running `Command { std: "docker" "start" "-a" "a2742a5b4d36d3c7badb0a7e801e12bdbf7ab70bba6df2ebca17d60c8009f87e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling io-lifetimes v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling rustix v0.36.5 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking linux-raw-sys v0.1.3 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.4.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Checking clap_lex v0.3.0 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking bytes v0.5.6 [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" "a2742a5b4d36d3c7badb0a7e801e12bdbf7ab70bba6df2ebca17d60c8009f87e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2742a5b4d36d3c7badb0a7e801e12bdbf7ab70bba6df2ebca17d60c8009f87e", kill_on_drop: false }` [INFO] [stdout] a2742a5b4d36d3c7badb0a7e801e12bdbf7ab70bba6df2ebca17d60c8009f87e