[INFO] fetching crate cr 0.1.1...
[INFO] checking cr-0.1.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate cr 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cr 0.1.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cr 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cr 0.1.1
[INFO] tweaked toml for crates.io crate cr 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.49.4 (available: v0.70.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding cexpr v0.3.6 (available: v0.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.0)
[INFO] [stderr]       Adding clang-sys v0.28.1 (available: v1.8.1)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.18)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding humantime v1.3.0 (available: v2.1.0)
[INFO] [stderr]       Adding libloading v0.5.2 (available: v0.8.5)
[INFO] [stderr]       Adding nom v4.2.3 (available: v7.1.3)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (available: v1.0.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.86)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.37)
[INFO] [stderr]       Adding shlex v0.1.1 (available: v1.3.0)
[INFO] [stderr]       Adding strsim v0.8.0 (available: v0.11.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (available: v0.16.1)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (available: v0.2.6)
[INFO] [stderr]       Adding version_check v0.1.5 (available: v0.9.5)
[INFO] [stderr]       Adding which v2.0.1 (available: v6.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cr-sys v0.1.1
[INFO] [stderr]   Downloaded bindgen v0.49.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43cc9f6f95ea249e177f0c775b922950fb588833f0c987c290e2dbf6342873e9
[INFO] running `Command { std: "docker" "start" "-a" "43cc9f6f95ea249e177f0c775b922950fb588833f0c987c290e2dbf6342873e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43cc9f6f95ea249e177f0c775b922950fb588833f0c987c290e2dbf6342873e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43cc9f6f95ea249e177f0c775b922950fb588833f0c987c290e2dbf6342873e9", kill_on_drop: false }`
[INFO] [stdout] 43cc9f6f95ea249e177f0c775b922950fb588833f0c987c290e2dbf6342873e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2fa64d289e743c385656ed83bc73eca34be53c47a219697b2eac54bfb48f412
[INFO] running `Command { std: "docker" "start" "-a" "c2fa64d289e743c385656ed83bc73eca34be53c47a219697b2eac54bfb48f412", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling gimli v0.31.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling object v0.36.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling addr2line v0.24.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling cr-sys v0.1.1
[INFO] [stderr]     Checking cr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/lib.rs:48:58
[INFO] [stdout]    |
[INFO] [stdout] 48 |             cr_failure::CR_NONE | cr_failure::CR_USER => (rc),
[INFO] [stdout]    |                                                          ^  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -             cr_failure::CR_NONE | cr_failure::CR_USER => (rc),
[INFO] [stdout] 48 +             cr_failure::CR_NONE | cr_failure::CR_USER => rc,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/lib.rs:48:58
[INFO] [stdout]    |
[INFO] [stdout] 48 |             cr_failure::CR_NONE | cr_failure::CR_USER => (rc),
[INFO] [stdout]    |                                                          ^  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -             cr_failure::CR_NONE | cr_failure::CR_USER => (rc),
[INFO] [stdout] 48 +             cr_failure::CR_NONE | cr_failure::CR_USER => rc,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `basic_state`
[INFO] [stdout]  --> examples/basic_state.rs:6:47
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type BasicPlugin = cr::Plugin<BasicState>;
[INFO] [stdout]   |                                               ^ consider adding a `main` function to `examples/basic_state.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `counter` is never read
[INFO] [stdout]  --> examples/basic_state.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct BasicState {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 3 |     pub counter: i32,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BasicState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cr` (example "basic_state") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c2fa64d289e743c385656ed83bc73eca34be53c47a219697b2eac54bfb48f412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fa64d289e743c385656ed83bc73eca34be53c47a219697b2eac54bfb48f412", kill_on_drop: false }`
[INFO] [stdout] c2fa64d289e743c385656ed83bc73eca34be53c47a219697b2eac54bfb48f412