[INFO] cloning repository https://github.com/koalatux/pentominos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koalatux/pentominos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoalatux%2Fpentominos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoalatux%2Fpentominos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b75155dd227a7557ec673daf1df40166371d1d5e
[INFO] checking koalatux/pentominos against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoalatux%2Fpentominos" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/koalatux/pentominos
[INFO] finished tweaking git repo https://github.com/koalatux/pentominos
[INFO] tweaked toml for git repo https://github.com/koalatux/pentominos written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/koalatux/pentominos on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/koalatux/pentominos 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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "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 autocfg v1.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded windows-targets v0.42.2
[INFO] [stderr]   Downloaded clap_lex v0.3.3
[INFO] [stderr]   Downloaded is-terminal v0.4.5
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.2
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded strsim v0.10.0
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded heck v0.4.1
[INFO] [stderr]   Downloaded clap v4.1.13
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded os_str_bytes v6.5.0
[INFO] [stderr]   Downloaded clap_derive v4.1.12
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded indexmap v1.7.0
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded rustix v0.36.11
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.2
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.2
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.2
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.2
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.2
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.2
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded windows-sys v0.45.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8
[INFO] running `Command { std: "docker" "start" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking clap_lex v0.3.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8", kill_on_drop: false }`
[INFO] [stdout] f36c2cb577e8392f1a9e78bd06b7abcc5b026135774c54ed437218c32225e6a8
