[INFO] cloning repository https://github.com/2A5F/restart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2A5F/restart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2A5F%2Frestart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2A5F%2Frestart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc6514c631b06bab2fcfd6301b3e24848768b211
[INFO] checking 2A5F/restart against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2A5F%2Frestart" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/2A5F/restart
[INFO] finished tweaking git repo https://github.com/2A5F/restart
[INFO] tweaked toml for git repo https://github.com/2A5F/restart written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2A5F/restart on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2A5F/restart 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b4c569b5fc1dca5fe0b2eeaa880a3758619e5d8a44ca70694c9bdc8a1e76033
[INFO] running `Command { std: "docker" "start" "-a" "6b4c569b5fc1dca5fe0b2eeaa880a3758619e5d8a44ca70694c9bdc8a1e76033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4c569b5fc1dca5fe0b2eeaa880a3758619e5d8a44ca70694c9bdc8a1e76033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4c569b5fc1dca5fe0b2eeaa880a3758619e5d8a44ca70694c9bdc8a1e76033", kill_on_drop: false }`
[INFO] [stdout] 6b4c569b5fc1dca5fe0b2eeaa880a3758619e5d8a44ca70694c9bdc8a1e76033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8400ef28376ed03a6cf992e97137d3a1f1a752b0e773ff99720bc2fd7635efeb
[INFO] running `Command { std: "docker" "start" "-a" "8400ef28376ed03a6cf992e97137d3a1f1a752b0e773ff99720bc2fd7635efeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.157
[INFO] [stderr]    Compiling serde v1.0.157
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking tuples v1.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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] [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" "8400ef28376ed03a6cf992e97137d3a1f1a752b0e773ff99720bc2fd7635efeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8400ef28376ed03a6cf992e97137d3a1f1a752b0e773ff99720bc2fd7635efeb", kill_on_drop: false }`
[INFO] [stdout] 8400ef28376ed03a6cf992e97137d3a1f1a752b0e773ff99720bc2fd7635efeb
