[INFO] fetching crate mlc 0.16.3... [INFO] checking mlc-0.16.3 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] extracting crate mlc 0.16.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate mlc 0.16.3 on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config [INFO] started tweaking crates.io crate mlc 0.16.3 [INFO] finished tweaking crates.io crate mlc 0.16.3 [INFO] tweaked toml for crates.io crate mlc 0.16.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate mlc 0.16.3 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.147 [INFO] [stderr] Downloaded url-escape v0.1.1 [INFO] [stderr] Downloaded simplelog v0.12.0 [INFO] [stderr] Downloaded bytes v1.2.0 [INFO] [stderr] Downloaded time v0.3.11 [INFO] [stderr] Downloaded ctor v0.1.22 [INFO] [stderr] Downloaded polling v2.2.0 [INFO] [stderr] Downloaded either v1.7.0 [INFO] [stderr] Downloaded blocking v1.2.0 [INFO] [stderr] Downloaded wepoll-ffi v0.1.2 [INFO] [stderr] Downloaded openssl-sys v0.9.83 [INFO] [stderr] Downloaded async-task v4.3.0 [INFO] [stderr] Downloaded plotters v0.3.2 [INFO] [stderr] Downloaded pulldown-cmark v0.9.2 [INFO] [stderr] Downloaded serde_json v1.0.82 [INFO] [stderr] Downloaded openssl v0.10.48 [INFO] [stderr] Downloaded reqwest v0.11.13 [INFO] [stderr] Downloaded ntest_test_cases v0.9.0 [INFO] [stderr] Downloaded schannel v0.1.20 [INFO] [stderr] Downloaded async-io v1.7.0 [INFO] [stderr] Downloaded ntest v0.9.0 [INFO] [stderr] Downloaded redox_syscall v0.2.15 [INFO] [stderr] Downloaded async-global-executor v2.2.0 [INFO] [stderr] Downloaded async-lock v2.5.0 [INFO] [stderr] Downloaded gloo-timers v0.2.4 [INFO] [stderr] Downloaded os_str_bytes v6.2.0 [INFO] [stderr] Downloaded plotters-svg v0.3.2 [INFO] [stderr] Downloaded tokio v1.21.2 [INFO] [stderr] Downloaded ntest_timeout v0.9.0 [INFO] [stderr] Downloaded value-bag v1.0.0-alpha.9 [INFO] [stderr] Downloaded openssl-src v111.22.0+1.1.1q [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] adea30d5337e87e8bbc354bcaa68bc63014df664ec4a1c78b77028c327594cec [INFO] running `Command { std: "docker" "start" "-a" "adea30d5337e87e8bbc354bcaa68bc63014df664ec4a1c78b77028c327594cec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "adea30d5337e87e8bbc354bcaa68bc63014df664ec4a1c78b77028c327594cec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adea30d5337e87e8bbc354bcaa68bc63014df664ec4a1c78b77028c327594cec", kill_on_drop: false }` [INFO] [stdout] adea30d5337e87e8bbc354bcaa68bc63014df664ec4a1c78b77028c327594cec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 712c0a3063cf813b1b89729a4c2cd99e5560f0602c8f4ef064c0bbf448976d54 [INFO] running `Command { std: "docker" "start" "-a" "712c0a3063cf813b1b89729a4c2cd99e5560f0602c8f4ef064c0bbf448976d54", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling serde_derive v1.0.147 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking bytes v1.2.0 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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] Checking tracing-core v0.1.28 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling openssl-src v111.22.0+1.1.1q [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling openssl v0.10.48 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking alloc-no-stdlib v2.0.4 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stdout] error: aborting due to 1 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" "712c0a3063cf813b1b89729a4c2cd99e5560f0602c8f4ef064c0bbf448976d54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "712c0a3063cf813b1b89729a4c2cd99e5560f0602c8f4ef064c0bbf448976d54", kill_on_drop: false }` [INFO] [stdout] 712c0a3063cf813b1b89729a4c2cd99e5560f0602c8f4ef064c0bbf448976d54 [INFO] checking mlc-0.16.3 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] extracting crate mlc 0.16.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate mlc 0.16.3 on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] started tweaking crates.io crate mlc 0.16.3 [INFO] finished tweaking crates.io crate mlc 0.16.3 [INFO] tweaked toml for crates.io crate mlc 0.16.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate mlc 0.16.3 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1853448d3adbe15295c0d60b000f376742a92e523c6b30f4f3c1ef9fd29c6487 [INFO] running `Command { std: "docker" "start" "-a" "1853448d3adbe15295c0d60b000f376742a92e523c6b30f4f3c1ef9fd29c6487", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1853448d3adbe15295c0d60b000f376742a92e523c6b30f4f3c1ef9fd29c6487", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1853448d3adbe15295c0d60b000f376742a92e523c6b30f4f3c1ef9fd29c6487", kill_on_drop: false }` [INFO] [stdout] 1853448d3adbe15295c0d60b000f376742a92e523c6b30f4f3c1ef9fd29c6487 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] edf4341aaf56e7cff40c17ff6e97d27bf96cad7d755ed40c2b8b26f68af5a644 [INFO] running `Command { std: "docker" "start" "-a" "edf4341aaf56e7cff40c17ff6e97d27bf96cad7d755ed40c2b8b26f68af5a644", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "edf4341aaf56e7cff40c17ff6e97d27bf96cad7d755ed40c2b8b26f68af5a644", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edf4341aaf56e7cff40c17ff6e97d27bf96cad7d755ed40c2b8b26f68af5a644", kill_on_drop: false }` [INFO] [stdout] edf4341aaf56e7cff40c17ff6e97d27bf96cad7d755ed40c2b8b26f68af5a644