[INFO] cloning repository https://github.com/0cv/rust_sync_force
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0cv/rust_sync_force" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0cv%2Frust_sync_force", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0cv%2Frust_sync_force'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 421e9d374cd8cde5b8b7c078702edaf97412a596
[INFO] checking 0cv/rust_sync_force against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0cv%2Frust_sync_force" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0cv/rust_sync_force
[INFO] finished tweaking git repo https://github.com/0cv/rust_sync_force
[INFO] tweaked toml for git repo https://github.com/0cv/rust_sync_force written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0cv/rust_sync_force on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0cv/rust_sync_force 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 431628727f1a307116dd91dfc9ccf6cc853425a47b3294b1305a9ab46490c809
[INFO] running `Command { std: "docker" "start" "-a" "431628727f1a307116dd91dfc9ccf6cc853425a47b3294b1305a9ab46490c809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "431628727f1a307116dd91dfc9ccf6cc853425a47b3294b1305a9ab46490c809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431628727f1a307116dd91dfc9ccf6cc853425a47b3294b1305a9ab46490c809", kill_on_drop: false }`
[INFO] [stdout] 431628727f1a307116dd91dfc9ccf6cc853425a47b3294b1305a9ab46490c809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d46071cafe99bbed850d0c7876752f770fdc57dc38362585dcdf8bf801c402a
[INFO] running `Command { std: "docker" "start" "-a" "7d46071cafe99bbed850d0c7876752f770fdc57dc38362585dcdf8bf801c402a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 io-lifetimes v1.0.10
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[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" "7d46071cafe99bbed850d0c7876752f770fdc57dc38362585dcdf8bf801c402a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d46071cafe99bbed850d0c7876752f770fdc57dc38362585dcdf8bf801c402a", kill_on_drop: false }`
[INFO] [stdout] 7d46071cafe99bbed850d0c7876752f770fdc57dc38362585dcdf8bf801c402a
