[INFO] fetching crate mcai 0.2.2... [INFO] checking mcai-0.2.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate mcai 0.2.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate mcai 0.2.2 [INFO] finished tweaking crates.io crate mcai 0.2.2 [INFO] tweaked toml for crates.io crate mcai 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mcai 0.2.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mcai 0.2.2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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 term-table v1.3.2 [INFO] [stderr] Downloaded futures-macro v0.3.24 [INFO] [stderr] Downloaded mcai-types v0.1.0 [INFO] [stderr] Downloaded mcai-graph v0.3.0 [INFO] [stderr] Downloaded svg v0.10.0 [INFO] [stderr] Downloaded enterpolation v0.1.1 [INFO] [stderr] Downloaded pest_derive v2.4.0 [INFO] [stderr] Downloaded cargo_toml v0.11.8 [INFO] [stderr] Downloaded directories v3.0.2 [INFO] [stderr] Downloaded bollard-stubs v1.42.0-rc.0 [INFO] [stderr] Downloaded handlebars v4.3.5 [INFO] [stderr] Downloaded pest v2.4.0 [INFO] [stderr] Downloaded assert_float_eq v1.1.3 [INFO] [stderr] Downloaded pest_meta v2.4.0 [INFO] [stderr] Downloaded serde_valid v0.2.0 [INFO] [stderr] Downloaded mcai-benchmark v0.3.0 [INFO] [stderr] Downloaded confy v0.4.0 [INFO] [stderr] Downloaded byte-unit v4.0.14 [INFO] [stderr] Downloaded pest_generator v2.4.0 [INFO] [stderr] Downloaded mcai-client v0.7.0 [INFO] [stderr] Downloaded async-global-executor v2.3.0 [INFO] [stderr] Downloaded async-process v1.5.0 [INFO] [stderr] Downloaded bollard v0.12.0 [INFO] [stderr] Downloaded mcai-docker v0.2.1 [INFO] [stderr] Downloaded topology-traits v0.1.1 [INFO] [stderr] Downloaded mcai_models v0.9.0 [INFO] [stderr] Downloaded mcai-graph-renderer v0.2.0 [INFO] [stderr] Downloaded serde_valid_derive v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9de8f177db9d7ef7f5141f67665977a7d967535141180f0eac70082fa4c41225 [INFO] running `Command { std: "docker" "start" "-a" "9de8f177db9d7ef7f5141f67665977a7d967535141180f0eac70082fa4c41225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9de8f177db9d7ef7f5141f67665977a7d967535141180f0eac70082fa4c41225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9de8f177db9d7ef7f5141f67665977a7d967535141180f0eac70082fa4c41225", kill_on_drop: false }` [INFO] [stdout] 9de8f177db9d7ef7f5141f67665977a7d967535141180f0eac70082fa4c41225 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 371275630f667dd4b46a43830d8a74ef6e36f5fda37098b9060e59783bc0ae72 [INFO] running `Command { std: "docker" "start" "-a" "371275630f667dd4b46a43830d8a74ef6e36f5fda37098b9060e59783bc0ae72", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.101 [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling openssl-sys v0.9.76 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling openssl v0.10.42 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Compiling polling v2.3.0 [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] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Checking unicode-normalization v0.1.22 [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" "371275630f667dd4b46a43830d8a74ef6e36f5fda37098b9060e59783bc0ae72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "371275630f667dd4b46a43830d8a74ef6e36f5fda37098b9060e59783bc0ae72", kill_on_drop: false }` [INFO] [stdout] 371275630f667dd4b46a43830d8a74ef6e36f5fda37098b9060e59783bc0ae72