[INFO] cloning repository https://github.com/xdu-icpc/cftool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xdu-icpc/cftool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxdu-icpc%2Fcftool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxdu-icpc%2Fcftool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81bc09b6b909eb039d7cf59d48779ef8ac6e7d21
[INFO] checking xdu-icpc/cftool against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxdu-icpc%2Fcftool" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xdu-icpc/cftool on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xdu-icpc/cftool
[INFO] finished tweaking git repo https://github.com/xdu-icpc/cftool
[INFO] tweaked toml for git repo https://github.com/xdu-icpc/cftool written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xdu-icpc/cftool 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest_cookie_store v0.5.0
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded stderrlog v0.5.4
[INFO] [stderr]   Downloaded serde-aux v4.2.0
[INFO] [stderr]   Downloaded git-version-macro v0.3.5
[INFO] [stderr]   Downloaded git-version v0.3.5
[INFO] [stderr]   Downloaded cookie_store v0.19.0
[INFO] [stderr]   Downloaded litrs v0.2.3
[INFO] [stderr]   Downloaded block-padding v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9174b86e338d4748624327ed715ad22c2e4009a051d66e41f130240cdebd6c8
[INFO] running `Command { std: "docker" "start" "-a" "d9174b86e338d4748624327ed715ad22c2e4009a051d66e41f130240cdebd6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9174b86e338d4748624327ed715ad22c2e4009a051d66e41f130240cdebd6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9174b86e338d4748624327ed715ad22c2e4009a051d66e41f130240cdebd6c8", kill_on_drop: false }`
[INFO] [stdout] d9174b86e338d4748624327ed715ad22c2e4009a051d66e41f130240cdebd6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 616a50f7bdcbeec60e6662f5005370b2aa910ccb81f371418d5d9ec878498720
[INFO] running `Command { std: "docker" "start" "-a" "616a50f7bdcbeec60e6662f5005370b2aa910ccb81f371418d5d9ec878498720", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling openssl-sys v0.9.85
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.50
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time-macros v0.2.8
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "616a50f7bdcbeec60e6662f5005370b2aa910ccb81f371418d5d9ec878498720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616a50f7bdcbeec60e6662f5005370b2aa910ccb81f371418d5d9ec878498720", kill_on_drop: false }`
[INFO] [stdout] 616a50f7bdcbeec60e6662f5005370b2aa910ccb81f371418d5d9ec878498720