[INFO] cloning repository https://github.com/Chojecki/rust-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chojecki/rust-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChojecki%2Frust-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChojecki%2Frust-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f14486edafef69d91643625b01935db6fc904178
[INFO] checking Chojecki/rust-api against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChojecki%2Frust-api" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chojecki/rust-api
[INFO] finished tweaking git repo https://github.com/Chojecki/rust-api
[INFO] tweaked toml for git repo https://github.com/Chojecki/rust-api written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chojecki/rust-api on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Chojecki/rust-api 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.80
[INFO] [stderr]   Downloaded rustc_version_runtime v0.2.1
[INFO] [stderr]   Downloaded ref-cast v1.0.13
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded serde_bytes v0.11.7
[INFO] [stderr]   Downloaded ipconfig v0.3.0
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.13
[INFO] [stderr]   Downloaded async-std-resolver v0.21.2
[INFO] [stderr]   Downloaded os_info v3.5.1
[INFO] [stderr]   Downloaded polling v2.4.0
[INFO] [stderr]   Downloaded async-io v1.10.0
[INFO] [stderr]   Downloaded cc v1.0.74
[INFO] [stderr]   Downloaded uuid v1.2.1
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.80
[INFO] [stderr]   Downloaded cxx-build v1.0.80
[INFO] [stderr]   Downloaded trust-dns-resolver v0.21.2
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] [stderr]   Downloaded hyper v0.14.22
[INFO] [stderr]   Downloaded cxx v1.0.80
[INFO] [stderr]   Downloaded trust-dns-proto v0.21.2
[INFO] [stderr]   Downloaded mongodb v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c904cdc5b3cab0e407f1d3e9b10cddc52ddbc9e4d9ec109b278ce969d2950c69
[INFO] running `Command { std: "docker" "start" "-a" "c904cdc5b3cab0e407f1d3e9b10cddc52ddbc9e4d9ec109b278ce969d2950c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c904cdc5b3cab0e407f1d3e9b10cddc52ddbc9e4d9ec109b278ce969d2950c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c904cdc5b3cab0e407f1d3e9b10cddc52ddbc9e4d9ec109b278ce969d2950c69", kill_on_drop: false }`
[INFO] [stdout] c904cdc5b3cab0e407f1d3e9b10cddc52ddbc9e4d9ec109b278ce969d2950c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb1a534fe97ac5882e34585cb96b0f9c71973f061b7deb45a287f45593d1cd14
[INFO] running `Command { std: "docker" "start" "-a" "fb1a534fe97ac5882e34585cb96b0f9c71973f061b7deb45a287f45593d1cd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling cc v1.0.74
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]    Compiling polling v2.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling async-io v1.10.0
[INFO] [stderr]    Compiling cookie v0.16.1
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling ref-cast v1.0.13
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]     Checking universal-hash v0.5.0
[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" "fb1a534fe97ac5882e34585cb96b0f9c71973f061b7deb45a287f45593d1cd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1a534fe97ac5882e34585cb96b0f9c71973f061b7deb45a287f45593d1cd14", kill_on_drop: false }`
[INFO] [stdout] fb1a534fe97ac5882e34585cb96b0f9c71973f061b7deb45a287f45593d1cd14
