[INFO] cloning repository https://github.com/matheusvictorello/ir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matheusvictorello/ir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusvictorello%2Fir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusvictorello%2Fir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60232ed0fbe19bbb2173592b0c5c461f9d760e92
[INFO] checking matheusvictorello/ir/60232ed0fbe19bbb2173592b0c5c461f9d760e92 against 4fcf39725a9c99bd495d8c73af83628a256ff9a9 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusvictorello%2Fir" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matheusvictorello/ir
[INFO] finished tweaking git repo https://github.com/matheusvictorello/ir
[INFO] tweaked toml for git repo https://github.com/matheusvictorello/ir written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matheusvictorello/ir on toolchain 4fcf39725a9c99bd495d8c73af83628a256ff9a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matheusvictorello/ir 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" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `b3_test` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../b3_test
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `b3-test`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 - name = "b3_test"
[INFO] [stderr] 15 + name = "b3-test"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `b3-test`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 ~ version = "0.1.0"
[INFO] [stderr] 17 + [[bin]]
[INFO] [stderr] 18 + name = "b3-test"
[INFO] [stderr] 19 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `b3_test` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.25
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded serde v1.0.155
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded calamine v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa
[INFO] running `Command { std: "docker" "start" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa", 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" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa", 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" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `b3_test` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../b3_test
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `b3-test`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 - name = "b3_test"
[INFO] [stderr] 15 + name = "b3-test"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `b3-test`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 ~ version = "0.1.0"
[INFO] [stderr] 17 + [[bin]]
[INFO] [stderr] 18 + name = "b3-test"
[INFO] [stderr] 19 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `b3_test` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.25
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking zip v0.6.4
[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" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa", kill_on_drop: false }`
[INFO] [stdout] 56bf2407f6ea9533fc6cd24a8f9ff7df681fb576f6e2cb966a44ef5a7560b9aa
