[INFO] fetching crate check-if-email-exists-grpc 1.0.0... [INFO] checking check-if-email-exists-grpc-1.0.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate check-if-email-exists-grpc 1.0.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate check-if-email-exists-grpc 1.0.0 [INFO] finished tweaking crates.io crate check-if-email-exists-grpc 1.0.0 [INFO] tweaked toml for crates.io crate check-if-email-exists-grpc 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate check-if-email-exists-grpc 1.0.0 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 check-if-email-exists-grpc 1.0.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tonic-health v0.7.1 [INFO] [stderr] Downloaded tokio-io-timeout v1.1.1 [INFO] [stderr] Downloaded prost-derive v0.11.0 [INFO] [stderr] Downloaded arc-swap v1.3.2 [INFO] [stderr] Downloaded prost v0.11.0 [INFO] [stderr] Downloaded async-std-resolver v0.21.2 [INFO] [stderr] Downloaded ascii_utils v0.9.3 [INFO] [stderr] Downloaded async-recursion v1.0.0 [INFO] [stderr] Downloaded async-native-tls v0.4.0 [INFO] [stderr] Downloaded fast-socks5 v0.8.1 [INFO] [stderr] Downloaded tinyvec v1.4.0 [INFO] [stderr] Downloaded redis v0.21.6 [INFO] [stderr] Downloaded async-smtp v0.5.0 [INFO] [stderr] Downloaded ipconfig v0.3.0 [INFO] [stderr] Downloaded fast_chemail v0.9.6 [INFO] [stderr] Downloaded reqwest v0.11.12 [INFO] [stderr] Downloaded reacher-fast-socks5 v0.8.1 [INFO] [stderr] Downloaded check-if-email-exists v0.9.0 [INFO] [stderr] Downloaded mailchecker v5.0.1 [INFO] [stderr] Downloaded web-sys v0.3.54 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b24e1ae01e1dc996270366aeb99ead745ec9b9cb11db21ac333865fa30290850 [INFO] running `Command { std: "docker" "start" "-a" "b24e1ae01e1dc996270366aeb99ead745ec9b9cb11db21ac333865fa30290850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b24e1ae01e1dc996270366aeb99ead745ec9b9cb11db21ac333865fa30290850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b24e1ae01e1dc996270366aeb99ead745ec9b9cb11db21ac333865fa30290850", kill_on_drop: false }` [INFO] [stdout] b24e1ae01e1dc996270366aeb99ead745ec9b9cb11db21ac333865fa30290850 [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=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] 80822830bcafbeca1d080210be768707ef7999186608a270c5adaf702e148a05 [INFO] running `Command { std: "docker" "start" "-a" "80822830bcafbeca1d080210be768707ef7999186608a270c5adaf702e148a05", kill_on_drop: false }` [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] Checking futures-io v0.3.24 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking tinyvec v1.4.0 [INFO] [stderr] Compiling anyhow v1.0.65 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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 fastrand v1.5.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling openssl v0.10.36 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Checking tower-layer v0.3.1 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking async-mutex v1.4.0 [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" "80822830bcafbeca1d080210be768707ef7999186608a270c5adaf702e148a05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80822830bcafbeca1d080210be768707ef7999186608a270c5adaf702e148a05", kill_on_drop: false }` [INFO] [stdout] 80822830bcafbeca1d080210be768707ef7999186608a270c5adaf702e148a05