[INFO] cloning repository https://github.com/VictorKoenders/trangarcom [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VictorKoenders/trangarcom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Ftrangarcom", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Ftrangarcom'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bd3eb4fd875684bf22f25f75f618275105c05a59 [INFO] building VictorKoenders/trangarcom against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Ftrangarcom" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/VictorKoenders/trangarcom on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/VictorKoenders/trangarcom [INFO] finished tweaking git repo https://github.com/VictorKoenders/trangarcom [INFO] tweaked toml for git repo https://github.com/VictorKoenders/trangarcom written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/VictorKoenders/trangarcom 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "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 askama_derive v0.12.0 [INFO] [stderr] Downloaded io-lifetimes v0.7.3 [INFO] [stderr] Downloaded rustix v0.35.11 [INFO] [stderr] Downloaded procfs v0.14.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 48700d6d3d7b44ed62725ae925645834bfe265d1539833370554649e343f586b [INFO] running `Command { std: "docker" "start" "-a" "48700d6d3d7b44ed62725ae925645834bfe265d1539833370554649e343f586b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48700d6d3d7b44ed62725ae925645834bfe265d1539833370554649e343f586b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48700d6d3d7b44ed62725ae925645834bfe265d1539833370554649e343f586b", kill_on_drop: false }` [INFO] [stdout] 48700d6d3d7b44ed62725ae925645834bfe265d1539833370554649e343f586b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02ac5ed2a6824a3c8a0d5ecb1d55fdb1a12eb7f0f38a8d56b0d3d789ba70cb48 [INFO] running `Command { std: "docker" "start" "-a" "02ac5ed2a6824a3c8a0d5ecb1d55fdb1a12eb7f0f38a8d56b0d3d789ba70cb48", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling event-listener v2.5.2 [INFO] [stderr] Compiling cache-padded v1.2.0 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling sval v1.0.0-alpha.5 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling const_fn v0.4.9 [INFO] [stderr] Compiling cpuid-bool v0.2.0 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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 tinyvec_macros v0.1.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling async-task v4.3.0 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling atomic-waker v1.0.0 [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" "02ac5ed2a6824a3c8a0d5ecb1d55fdb1a12eb7f0f38a8d56b0d3d789ba70cb48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02ac5ed2a6824a3c8a0d5ecb1d55fdb1a12eb7f0f38a8d56b0d3d789ba70cb48", kill_on_drop: false }` [INFO] [stdout] 02ac5ed2a6824a3c8a0d5ecb1d55fdb1a12eb7f0f38a8d56b0d3d789ba70cb48