[INFO] cloning repository https://github.com/Team-Maple-Leaf/judge-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Team-Maple-Leaf/judge-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Maple-Leaf%2Fjudge-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Maple-Leaf%2Fjudge-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 590867407cd1579fa9972a298962084ed2efd1c9
[INFO] checking Team-Maple-Leaf/judge-server against master#3139ff09e9d07f7700f8d15ed25a231e29c43627 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Maple-Leaf%2Fjudge-server" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Team-Maple-Leaf/judge-server on toolchain 3139ff09e9d07f7700f8d15ed25a231e29c43627
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] finished tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] tweaked toml for git repo https://github.com/Team-Maple-Leaf/judge-server written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Team-Maple-Leaf/judge-server 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" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking Team-Maple-Leaf/judge-server against try#a2cff3b7a9661c90ec0d581d3f3a69bb97c11138 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Maple-Leaf%2Fjudge-server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Team-Maple-Leaf/judge-server on toolchain a2cff3b7a9661c90ec0d581d3f3a69bb97c11138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] finished tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] tweaked toml for git repo https://github.com/Team-Maple-Leaf/judge-server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Team-Maple-Leaf/judge-server 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" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking Team-Maple-Leaf/judge-server against try#a2cff3b7a9661c90ec0d581d3f3a69bb97c11138 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Maple-Leaf%2Fjudge-server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Team-Maple-Leaf/judge-server on toolchain a2cff3b7a9661c90ec0d581d3f3a69bb97c11138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] finished tweaking git repo https://github.com/Team-Maple-Leaf/judge-server
[INFO] tweaked toml for git repo https://github.com/Team-Maple-Leaf/judge-server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Team-Maple-Leaf/judge-server 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" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded executor-trait v2.1.0
[INFO] [stderr]   Downloaded reactor-trait v1.1.0
[INFO] [stderr]   Downloaded async-reactor-trait v1.1.0
[INFO] [stderr]   Downloaded async-global-executor-trait v2.1.0
[INFO] [stderr]   Downloaded rustls-connector v0.16.1
[INFO] [stderr]   Downloaded cbc v0.1.2
[INFO] [stderr]   Downloaded seccompiler v0.3.0
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded p12 v0.6.3
[INFO] [stderr]   Downloaded amq-protocol-tcp v7.0.1
[INFO] [stderr]   Downloaded amq-protocol-uri v7.0.1
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded amq-protocol v7.0.1
[INFO] [stderr]   Downloaded async-io v1.10.0
[INFO] [stderr]   Downloaded rc2 v0.8.1
[INFO] [stderr]   Downloaded amq-protocol-types v7.0.1
[INFO] [stderr]   Downloaded tcp-stream v0.24.4
[INFO] [stderr]   Downloaded pinky-swear v6.1.0
[INFO] [stderr]   Downloaded lapin v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 648f23387068247925faa657bfcb2f34d75fe30abca7a8dcaeb8302949669ddd
[INFO] running `Command { std: "docker" "start" "-a" "648f23387068247925faa657bfcb2f34d75fe30abca7a8dcaeb8302949669ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648f23387068247925faa657bfcb2f34d75fe30abca7a8dcaeb8302949669ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648f23387068247925faa657bfcb2f34d75fe30abca7a8dcaeb8302949669ddd", kill_on_drop: false }`
[INFO] [stdout] 648f23387068247925faa657bfcb2f34d75fe30abca7a8dcaeb8302949669ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d2661a34fa8696bb8bdc299d717d686f58cb74f90fcf54b05251d40972982e
[INFO] running `Command { std: "docker" "start" "-a" "26d2661a34fa8696bb8bdc299d717d686f58cb74f90fcf54b05251d40972982e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cc v1.0.76
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking rustls-pemfile v1.0.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.4.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 async-io v1.10.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stdout] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "26d2661a34fa8696bb8bdc299d717d686f58cb74f90fcf54b05251d40972982e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d2661a34fa8696bb8bdc299d717d686f58cb74f90fcf54b05251d40972982e", kill_on_drop: false }`
[INFO] [stdout] 26d2661a34fa8696bb8bdc299d717d686f58cb74f90fcf54b05251d40972982e