[INFO] fetching crate minicaldav 0.7.0... [INFO] checking minicaldav-0.7.0 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240 [INFO] extracting crate minicaldav 0.7.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate minicaldav 0.7.0 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate minicaldav 0.7.0 [INFO] finished tweaking crates.io crate minicaldav 0.7.0 [INFO] tweaked toml for crates.io crate minicaldav 0.7.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate minicaldav 0.7.0 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" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d606fcae50817c6d0d2974fd1b66429a5299c6e2647b50de394fccf2d66ffa6a [INFO] running `Command { std: "docker" "start" "-a" "d606fcae50817c6d0d2974fd1b66429a5299c6e2647b50de394fccf2d66ffa6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d606fcae50817c6d0d2974fd1b66429a5299c6e2647b50de394fccf2d66ffa6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d606fcae50817c6d0d2974fd1b66429a5299c6e2647b50de394fccf2d66ffa6a", kill_on_drop: false }` [INFO] [stdout] d606fcae50817c6d0d2974fd1b66429a5299c6e2647b50de394fccf2d66ffa6a [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=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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ec9d1af63a6090f66d318492bf479520c6ee6f1ec3975e814746a493a1f2f69 [INFO] running `Command { std: "docker" "start" "-a" "8ec9d1af63a6090f66d318492bf479520c6ee6f1ec3975e814746a493a1f2f69", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.142 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling rustls v0.20.8 [INFO] [stderr] Compiling openssl-sys v0.9.86 [INFO] [stderr] Compiling openssl v0.10.51 [INFO] [stderr] Checking xml-rs v0.8.4 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking idna v0.3.0 [INFO] [stderr] Compiling time-macros v0.2.8 [INFO] [stderr] Checking time-core v0.1.0 [INFO] [stderr] Checking zeroize v1.6.0 [INFO] [stderr] Checking chunked_transfer v1.4.1 [INFO] [stderr] Checking ascii v1.1.0 [INFO] [stderr] Checking rustls-pemfile v1.0.2 [INFO] [stderr] Checking flate2 v1.0.25 [INFO] [stderr] Checking url v2.3.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] Checking xmltree v0.10.3 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [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 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8ec9d1af63a6090f66d318492bf479520c6ee6f1ec3975e814746a493a1f2f69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ec9d1af63a6090f66d318492bf479520c6ee6f1ec3975e814746a493a1f2f69", kill_on_drop: false }` [INFO] [stdout] 8ec9d1af63a6090f66d318492bf479520c6ee6f1ec3975e814746a493a1f2f69