[INFO] cloning repository https://github.com/Ununoctium117/fflogs_viz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ununoctium117/fflogs_viz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnunoctium117%2Ffflogs_viz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnunoctium117%2Ffflogs_viz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2dc51703f89112da83e03c2e3b9fd3180d79dd1
[INFO] checking Ununoctium117/fflogs_viz against try#45b14c26f76a39a9945ef8518d3276f1bc880008 for pr-113242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnunoctium117%2Ffflogs_viz" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ununoctium117/fflogs_viz on toolchain 45b14c26f76a39a9945ef8518d3276f1bc880008
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ununoctium117/fflogs_viz
[INFO] finished tweaking git repo https://github.com/Ununoctium117/fflogs_viz
[INFO] tweaked toml for git repo https://github.com/Ununoctium117/fflogs_viz written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ununoctium117/fflogs_viz 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" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "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] 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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4d295019efdcae340f8bae3e90de549acb1a1e13511d4d2853a6f7fb635549e
[INFO] running `Command { std: "docker" "start" "-a" "b4d295019efdcae340f8bae3e90de549acb1a1e13511d4d2853a6f7fb635549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d295019efdcae340f8bae3e90de549acb1a1e13511d4d2853a6f7fb635549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d295019efdcae340f8bae3e90de549acb1a1e13511d4d2853a6f7fb635549e", kill_on_drop: false }`
[INFO] [stdout] b4d295019efdcae340f8bae3e90de549acb1a1e13511d4d2853a6f7fb635549e
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e40598d0ac625b3a2947869b185825b8a552947a463a9ceab3bac6859941fb
[INFO] running `Command { std: "docker" "start" "-a" "77e40598d0ac625b3a2947869b185825b8a552947a463a9ceab3bac6859941fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling cc v1.0.74
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 either v1.8.0
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[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" "77e40598d0ac625b3a2947869b185825b8a552947a463a9ceab3bac6859941fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e40598d0ac625b3a2947869b185825b8a552947a463a9ceab3bac6859941fb", kill_on_drop: false }`
[INFO] [stdout] 77e40598d0ac625b3a2947869b185825b8a552947a463a9ceab3bac6859941fb