[INFO] cloning repository https://github.com/mehuloswal/Libp2p-Tut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehuloswal/Libp2p-Tut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehuloswal%2FLibp2p-Tut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehuloswal%2FLibp2p-Tut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1ef96f709259021244c88bdb1f2e6b5757ed710
[INFO] checking mehuloswal/Libp2p-Tut against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehuloswal%2FLibp2p-Tut" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mehuloswal/Libp2p-Tut
[INFO] finished tweaking git repo https://github.com/mehuloswal/Libp2p-Tut
[INFO] tweaked toml for git repo https://github.com/mehuloswal/Libp2p-Tut written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mehuloswal/Libp2p-Tut on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mehuloswal/Libp2p-Tut 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.12
[INFO] [stderr]   Downloaded multihash-derive v0.8.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.36.0
[INFO] [stderr]   Downloaded asynchronous-codec v0.6.0
[INFO] [stderr]   Downloaded yamux v0.10.1
[INFO] [stderr]   Downloaded multihash v0.16.1
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded libp2p-noise v0.35.0
[INFO] [stderr]   Downloaded libp2p-autonat v0.2.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.32.0
[INFO] [stderr]   Downloaded async-std-resolver v0.20.4
[INFO] [stderr]   Downloaded uint v0.9.3
[INFO] [stderr]   Downloaded prometheus-client v0.15.1
[INFO] [stderr]   Downloaded libp2p-relay v0.7.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.29
[INFO] [stderr]   Downloaded chacha20 v0.8.1
[INFO] [stderr]   Downloaded webpki-roots v0.22.2
[INFO] [stderr]   Downloaded bimap v0.6.2
[INFO] [stderr]   Downloaded libp2p-tcp v0.32.0
[INFO] [stderr]   Downloaded libp2p-dns v0.32.0
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-pre.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.4
[INFO] [stderr]   Downloaded libp2p-swarm v0.34.0
[INFO] [stderr]   Downloaded libp2p-kad v0.35.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.36.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.0
[INFO] [stderr]   Downloaded netlink-packet-route v0.11.0
[INFO] [stderr]   Downloaded snow v0.9.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.29.0
[INFO] [stderr]   Downloaded async-std v1.11.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.29.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.4
[INFO] [stderr]   Downloaded rustls v0.20.4
[INFO] [stderr]   Downloaded libp2p-floodsub v0.34.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.29.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.29.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.35.0
[INFO] [stderr]   Downloaded lru v0.7.3
[INFO] [stderr]   Downloaded libp2p-identify v0.34.0
[INFO] [stderr]   Downloaded dtoa v1.0.2
[INFO] [stderr]   Downloaded libp2p-mplex v0.32.0
[INFO] [stderr]   Downloaded libp2p-ping v0.34.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.32.0
[INFO] [stderr]   Downloaded async-trait v0.1.53
[INFO] [stderr]   Downloaded polling v2.2.0
[INFO] [stderr]   Downloaded async-io v1.6.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.34.0
[INFO] [stderr]   Downloaded signature v1.5.0
[INFO] [stderr]   Downloaded which v4.2.5
[INFO] [stderr]   Downloaded zeroize_derive v1.3.2
[INFO] [stderr]   Downloaded libp2p-core v0.32.0
[INFO] [stderr]   Downloaded enum-as-inner v0.3.4
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] [stderr]   Downloaded prometheus-client-derive-text-encode v0.2.0
[INFO] [stderr]   Downloaded libp2p-metrics v0.4.0
[INFO] [stderr]   Downloaded blake2 v0.10.4
[INFO] [stderr]   Downloaded salsa20 v0.9.0
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded netlink-sys v0.8.2
[INFO] [stderr]   Downloaded async-global-executor v2.0.3
[INFO] [stderr]   Downloaded libp2p-uds v0.32.0
[INFO] [stderr]   Downloaded libsecp256k1 v0.7.0
[INFO] [stderr]   Downloaded libp2p-pnet v0.22.0
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.27.1
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.1
[INFO] [stderr]   Downloaded netlink-proto v0.9.2
[INFO] [stderr]   Downloaded rtnetlink v0.9.1
[INFO] [stderr]   Downloaded system-configuration v0.5.0
[INFO] [stderr]   Downloaded if-watch v1.0.0
[INFO] [stderr]   Downloaded ipnet v2.4.0
[INFO] [stderr]   Downloaded async-task v4.2.0
[INFO] [stderr]   Downloaded blocking v1.2.0
[INFO] [stderr]   Downloaded ed25519 v1.4.1
[INFO] [stderr]   Downloaded pin-project v0.4.29
[INFO] [stderr]   Downloaded ctor v0.1.22
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.8
[INFO] [stderr]   Downloaded libp2p-rendezvous v0.4.0
[INFO] [stderr]   Downloaded libp2p-request-response v0.16.0
[INFO] [stderr]   Downloaded async-lock v2.5.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.32.0
[INFO] [stderr]   Downloaded futures-rustls v0.22.1
[INFO] [stderr]   Downloaded asn1_der v0.7.5
[INFO] [stderr]   Downloaded multistream-select v0.11.0
[INFO] [stderr]   Downloaded rw-stream-sink v0.2.1
[INFO] [stderr]   Downloaded libp2p v0.43.0
[INFO] [stderr]   Downloaded multiaddr v0.14.0
[INFO] [stderr]   Downloaded windows v0.29.0
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0dc61265bcdd8d86e28e3c18807f2a59f1521442ff176ba92d4ac70849be04
[INFO] running `Command { std: "docker" "start" "-a" "9d0dc61265bcdd8d86e28e3c18807f2a59f1521442ff176ba92d4ac70849be04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0dc61265bcdd8d86e28e3c18807f2a59f1521442ff176ba92d4ac70849be04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0dc61265bcdd8d86e28e3c18807f2a59f1521442ff176ba92d4ac70849be04", kill_on_drop: false }`
[INFO] [stdout] 9d0dc61265bcdd8d86e28e3c18807f2a59f1521442ff176ba92d4ac70849be04
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85188f0a0aeb6622b7961f5fcb6ebcc0fe492ac517cf1dacb1be95aaccfa1ae8
[INFO] running `Command { std: "docker" "start" "-a" "85188f0a0aeb6622b7961f5fcb6ebcc0fe492ac517cf1dacb1be95aaccfa1ae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking futures-io v0.3.21
[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-1949cf8c6b5b557f/proc-macro2-1.0.36/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 structs
[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-1949cf8c6b5b557f/proc-macro2-1.0.36/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 structs
[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 lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "85188f0a0aeb6622b7961f5fcb6ebcc0fe492ac517cf1dacb1be95aaccfa1ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85188f0a0aeb6622b7961f5fcb6ebcc0fe492ac517cf1dacb1be95aaccfa1ae8", kill_on_drop: false }`
[INFO] [stdout] 85188f0a0aeb6622b7961f5fcb6ebcc0fe492ac517cf1dacb1be95aaccfa1ae8