[INFO] cloning repository https://github.com/JojiiOfficial/bincode_bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JojiiOfficial/bincode_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2Fbincode_bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2Fbincode_bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3029bec0ed76a725b3bcf71b5bdd232434cdcc22
[INFO] checking JojiiOfficial/bincode_bench against master#d97bb195bf7b84815622b235cb51171c1b8f7e51 for pr-117905
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2Fbincode_bench" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JojiiOfficial/bincode_bench on toolchain d97bb195bf7b84815622b235cb51171c1b8f7e51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] finished tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] tweaked toml for git repo https://github.com/JojiiOfficial/bincode_bench written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JojiiOfficial/bincode_bench 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" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "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 JojiiOfficial/bincode_bench against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2Fbincode_bench" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JojiiOfficial/bincode_bench on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] finished tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] tweaked toml for git repo https://github.com/JojiiOfficial/bincode_bench written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JojiiOfficial/bincode_bench 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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking JojiiOfficial/bincode_bench against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2Fbincode_bench" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JojiiOfficial/bincode_bench on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] finished tweaking git repo https://github.com/JojiiOfficial/bincode_bench
[INFO] tweaked toml for git repo https://github.com/JojiiOfficial/bincode_bench written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JojiiOfficial/bincode_bench 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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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 bincode_derive v2.0.0-rc.2
[INFO] [stderr]   Downloaded virtue v0.0.8
[INFO] [stderr]   Downloaded bincode v2.0.0-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 453077e7177be7383e227a6a90f0faaa33ca55f12c9d6753c80b3b4396265f00
[INFO] running `Command { std: "docker" "start" "-a" "453077e7177be7383e227a6a90f0faaa33ca55f12c9d6753c80b3b4396265f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453077e7177be7383e227a6a90f0faaa33ca55f12c9d6753c80b3b4396265f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453077e7177be7383e227a6a90f0faaa33ca55f12c9d6753c80b3b4396265f00", kill_on_drop: false }`
[INFO] [stdout] 453077e7177be7383e227a6a90f0faaa33ca55f12c9d6753c80b3b4396265f00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4baa0b98a50d57877e7aee323ca3e5eb9aa2114c9996f4e8510cba2746390f8
[INFO] running `Command { std: "docker" "start" "-a" "d4baa0b98a50d57877e7aee323ca3e5eb9aa2114c9996f4e8510cba2746390f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling virtue v0.0.8
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 bincode_derive v2.0.0-rc.2
[INFO] [stdout] error: aborting due to 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" "d4baa0b98a50d57877e7aee323ca3e5eb9aa2114c9996f4e8510cba2746390f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4baa0b98a50d57877e7aee323ca3e5eb9aa2114c9996f4e8510cba2746390f8", kill_on_drop: false }`
[INFO] [stdout] d4baa0b98a50d57877e7aee323ca3e5eb9aa2114c9996f4e8510cba2746390f8