[INFO] cloning repository https://github.com/IanGYan/exercise4-ocw-assignment [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IanGYan/exercise4-ocw-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanGYan%2Fexercise4-ocw-assignment", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanGYan%2Fexercise4-ocw-assignment'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bf8043bb9f02f18f3bca137b7af48d6416c2983f [INFO] checking IanGYan/exercise4-ocw-assignment against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanGYan%2Fexercise4-ocw-assignment" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/IanGYan/exercise4-ocw-assignment 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] started tweaking git repo https://github.com/IanGYan/exercise4-ocw-assignment [INFO] finished tweaking git repo https://github.com/IanGYan/exercise4-ocw-assignment [INFO] tweaked toml for git repo https://github.com/IanGYan/exercise4-ocw-assignment written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/IanGYan/exercise4-ocw-assignment 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 ed25519 v1.2.0 [INFO] [stderr] Downloaded erased-serde v0.3.16 [INFO] [stderr] Downloaded sharded-slab v0.1.1 [INFO] [stderr] Downloaded zeroize_derive v1.1.0 [INFO] [stderr] Downloaded libp2p-wasm-ext v0.28.2 [INFO] [stderr] Downloaded libp2p-websocket v0.29.0 [INFO] [stderr] Downloaded libp2p-plaintext v0.28.0 [INFO] [stderr] Downloaded libp2p-core v0.28.3 [INFO] [stderr] Downloaded scale-info-derive v0.7.0 [INFO] [stderr] Downloaded jsonrpc-pubsub v15.1.0 [INFO] [stderr] Downloaded libp2p-floodsub v0.29.0 [INFO] [stderr] Downloaded libp2p-mdns v0.30.2 [INFO] [stderr] Downloaded target-lexicon v0.12.1 [INFO] [stderr] Downloaded libp2p-dns v0.28.1 [INFO] [stderr] Downloaded jsonrpc-http-server v15.1.0 [INFO] [stderr] Downloaded jsonrpc-core-client v15.1.0 [INFO] [stderr] Downloaded kvdb-rocksdb v0.12.1 [INFO] [stderr] Downloaded rustls v0.18.1 [INFO] [stderr] Downloaded parity-db v0.2.4 [INFO] [stderr] Downloaded ct-logs v0.7.0 [INFO] [stderr] Downloaded security-framework-sys v1.0.0 [INFO] [stderr] Downloaded security-framework v1.0.0 [INFO] [stderr] Downloaded rustls-native-certs v0.4.0 [INFO] [stderr] Downloaded tokio-rustls v0.14.1 [INFO] [stderr] Downloaded hyper-rustls v0.21.0 [INFO] [stderr] Downloaded parity-tokio-ipc v0.4.0 [INFO] [stderr] Downloaded jsonrpc-ipc-server v15.1.0 [INFO] [stderr] Downloaded jsonrpc-server-utils v15.1.0 [INFO] [stderr] Downloaded parity-ws v0.10.1 [INFO] [stderr] Downloaded jsonrpc-ws-server v15.1.0 [INFO] [stderr] Downloaded jsonrpc-client-transports v15.1.0 [INFO] [stderr] Downloaded jsonrpc-derive v15.1.0 [INFO] [stderr] Downloaded jsonrpc-core v15.1.0 [INFO] [stderr] Downloaded pdqselect v0.1.0 [INFO] [stderr] Downloaded ip_network v0.3.4 [INFO] [stderr] Downloaded pwasm-utils v0.18.1 [INFO] [stderr] Downloaded cpp_demangle v0.3.3 [INFO] [stderr] Downloaded libp2p-gossipsub v0.30.1 [INFO] [stderr] Downloaded libp2p-kad v0.30.0 [INFO] [stderr] Downloaded aesni v0.8.0 [INFO] [stderr] Downloaded aes v0.5.0 [INFO] [stderr] Downloaded aes-gcm v0.7.0 [INFO] [stderr] Downloaded snow v0.7.2 [INFO] [stderr] Downloaded libp2p-relay v0.2.0 [INFO] [stderr] Downloaded tokio-named-pipes v0.1.0 [INFO] [stderr] Downloaded psm v0.1.14 [INFO] [stderr] Downloaded errno v0.2.7 [INFO] [stderr] Downloaded file-per-thread-logger v0.1.4 [INFO] [stderr] Downloaded libp2p-deflate v0.28.0 [INFO] [stderr] Downloaded libp2p-identify v0.29.0 [INFO] [stderr] Downloaded libp2p-mplex v0.28.0 [INFO] [stderr] Downloaded aes-soft v0.5.0 [INFO] [stderr] Downloaded libp2p-noise v0.30.0 [INFO] [stderr] Downloaded which v4.2.2 [INFO] [stderr] Downloaded chacha20 v0.5.0 [INFO] [stderr] Downloaded poly1305 v0.6.2 [INFO] [stderr] Downloaded chacha20poly1305 v0.6.0 [INFO] [stderr] Downloaded libp2p-pnet v0.20.0 [INFO] [stderr] Downloaded block-cipher v0.8.0 [INFO] [stderr] Downloaded stream-cipher v0.7.1 [INFO] [stderr] Downloaded libp2p-ping v0.29.0 [INFO] [stderr] Downloaded salsa20 v0.7.2 [INFO] [stderr] Downloaded libp2p-request-response v0.11.0 [INFO] [stderr] Downloaded libp2p-swarm v0.29.0 [INFO] [stderr] Downloaded libp2p-swarm-derive v0.23.0 [INFO] [stderr] Downloaded libp2p-tcp v0.28.0 [INFO] [stderr] Downloaded libp2p-uds v0.28.0 [INFO] [stderr] Downloaded multistream-select v0.10.2 [INFO] [stderr] Downloaded libp2p-yamux v0.32.0 [INFO] [stderr] Downloaded parity-multiaddr v0.11.2 [INFO] [stderr] Downloaded libp2p v0.37.1 [INFO] [stderr] Downloaded finality-grandpa v0.14.3 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.24 [INFO] [stderr] Downloaded scale-info v0.10.0 [INFO] [stderr] Downloaded js-sys v0.3.51 [INFO] [stderr] Downloaded camino v1.0.5 [INFO] [stderr] Downloaded jobserver v0.1.22 [INFO] [stderr] Downloaded serde_json v1.0.67 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4911ebd4ecbf510b4252131d5fee064fac0657e91c607d7288b0ae73e5ec540 [INFO] running `Command { std: "docker" "start" "-a" "a4911ebd4ecbf510b4252131d5fee064fac0657e91c607d7288b0ae73e5ec540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4911ebd4ecbf510b4252131d5fee064fac0657e91c607d7288b0ae73e5ec540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4911ebd4ecbf510b4252131d5fee064fac0657e91c607d7288b0ae73e5ec540", kill_on_drop: false }` [INFO] [stdout] a4911ebd4ecbf510b4252131d5fee064fac0657e91c607d7288b0ae73e5ec540 [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=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] a629c87cf26d957cef2fead5d935dd07e101fdeeb99dc06d87a387ab09cc6ce8 [INFO] running `Command { std: "docker" "start" "-a" "a629c87cf26d957cef2fead5d935dd07e101fdeeb99dc06d87a387ab09cc6ce8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking futures-io v0.3.16 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking futures-sink v0.3.16 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.7 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.28/src/wrapper.rs:485:33 [INFO] [stdout] | [INFO] [stdout] 485 | let proc_macro::LineColumn { line, column } = s.start(); [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 + use crate::LineColumn; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::LineColumn; [INFO] [stdout] | [INFO] [stdout] help: if you import `LineColumn`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 485 - let proc_macro::LineColumn { line, column } = s.start(); [INFO] [stdout] 485 + let LineColumn { line, column } = s.start(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.28/src/wrapper.rs:502:33 [INFO] [stdout] | [INFO] [stdout] 502 | let proc_macro::LineColumn { line, column } = s.end(); [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 + use crate::LineColumn; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::LineColumn; [INFO] [stdout] | [INFO] [stdout] help: if you import `LineColumn`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 502 - let proc_macro::LineColumn { line, column } = s.end(); [INFO] [stdout] 502 + let LineColumn { line, column } = s.end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Checking cpufeatures v0.1.5 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stdout] For more information about this error, try `rustc --explain E0422`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a629c87cf26d957cef2fead5d935dd07e101fdeeb99dc06d87a387ab09cc6ce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a629c87cf26d957cef2fead5d935dd07e101fdeeb99dc06d87a387ab09cc6ce8", kill_on_drop: false }` [INFO] [stdout] a629c87cf26d957cef2fead5d935dd07e101fdeeb99dc06d87a387ab09cc6ce8