[INFO] fetching crate gfatk 0.2.3...
[INFO] checking gfatk-0.2.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate gfatk 0.2.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate gfatk 0.2.3
[INFO] finished tweaking crates.io crate gfatk 0.2.3
[INFO] tweaked toml for crates.io crate gfatk 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gfatk 0.2.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gfatk 0.2.3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfa v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db6082fea338392f5c267461099d9f8fb4d9771083063b7267d5db2d5dbd05e
[INFO] running `Command { std: "docker" "start" "-a" "3db6082fea338392f5c267461099d9f8fb4d9771083063b7267d5db2d5dbd05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db6082fea338392f5c267461099d9f8fb4d9771083063b7267d5db2d5dbd05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db6082fea338392f5c267461099d9f8fb4d9771083063b7267d5db2d5dbd05e", kill_on_drop: false }`
[INFO] [stdout] 3db6082fea338392f5c267461099d9f8fb4d9771083063b7267d5db2d5dbd05e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1445e483f7d7c39ea6cd013ec5ddae7da2fdc9825687dfe1efc1dd2a8dbbefe7
[INFO] running `Command { std: "docker" "start" "-a" "1445e483f7d7c39ea6cd013ec5ddae7da2fdc9825687dfe1efc1dd2a8dbbefe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling rustix v0.37.7
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[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]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[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" "1445e483f7d7c39ea6cd013ec5ddae7da2fdc9825687dfe1efc1dd2a8dbbefe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1445e483f7d7c39ea6cd013ec5ddae7da2fdc9825687dfe1efc1dd2a8dbbefe7", kill_on_drop: false }`
[INFO] [stdout] 1445e483f7d7c39ea6cd013ec5ddae7da2fdc9825687dfe1efc1dd2a8dbbefe7