[INFO] cloning repository https://github.com/Kim-Dewelski/cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kim-Dewelski/cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKim-Dewelski%2Fcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKim-Dewelski%2Fcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9235f408a003ae84a2e072d881f48163faf0681
[INFO] building Kim-Dewelski/cc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKim-Dewelski%2Fcc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kim-Dewelski/cc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kim-Dewelski/cc
[INFO] finished tweaking git repo https://github.com/Kim-Dewelski/cc
[INFO] tweaked toml for git repo https://github.com/Kim-Dewelski/cc written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kim-Dewelski/cc 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peeking_take_while v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6354ee22a5089ddbae40edf8067ba1f153e1c8707f09e10a5b7a96a68813370
[INFO] running `Command { std: "docker" "start" "-a" "a6354ee22a5089ddbae40edf8067ba1f153e1c8707f09e10a5b7a96a68813370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6354ee22a5089ddbae40edf8067ba1f153e1c8707f09e10a5b7a96a68813370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6354ee22a5089ddbae40edf8067ba1f153e1c8707f09e10a5b7a96a68813370", kill_on_drop: false }`
[INFO] [stdout] a6354ee22a5089ddbae40edf8067ba1f153e1c8707f09e10a5b7a96a68813370
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fbb94535b5d1d3d0050ced275cd431586cd277925610f124ad23a6e57e8af70
[INFO] running `Command { std: "docker" "start" "-a" "7fbb94535b5d1d3d0050ced275cd431586cd277925610f124ad23a6e57e8af70", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling peeking_take_while v1.0.0
[INFO] [stderr]    Compiling parse v0.1.0 (/opt/rustwide/workdir/ccore/parse)
[INFO] [stdout] warning: unused imports: `ParseStream` and `Result`
[INFO] [stdout]  --> ccore/parse/src/declarations.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                           ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Punctuated`
[INFO] [stdout]  --> ccore/parse/src/declarations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Punctuated;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `token` and `tokens::match_tokens`
[INFO] [stdout]  --> ccore/parse/src/declarations.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{token, tokens::match_tokens};
[INFO] [stdout]   |             ^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `parse`
[INFO] [stdout]   --> ccore/parse/src/declarations.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Parse for Pointer {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ missing `parse` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: ccore/parse/src/parse.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse(parse: ParseStream) -> Result<Self>;
[INFO] [stdout]    |     --------------------------------------------- `parse` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `parse`
[INFO] [stdout]   --> ccore/parse/src/declarations.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Parse for Array {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ missing `parse` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: ccore/parse/src/parse.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse(parse: ParseStream) -> Result<Self>;
[INFO] [stdout]    |     --------------------------------------------- `parse` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `parse`
[INFO] [stdout]   --> ccore/parse/src/declarations.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Parse for Function {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ missing `parse` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: ccore/parse/src/parse.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse(parse: ParseStream) -> Result<Self>;
[INFO] [stdout]    |     --------------------------------------------- `parse` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `parse`
[INFO] [stdout]   --> ccore/parse/src/declarations.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Parse for Declarator {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ missing `parse` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: ccore/parse/src/parse.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse(parse: ParseStream) -> Result<Self>;
[INFO] [stdout]    |     --------------------------------------------- `parse` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `colon`
[INFO] [stdout]    --> ccore/parse/src/expressions.rs:481:13
[INFO] [stdout]     |
[INFO] [stdout] 481 |         let colon = parse.parse::<token![:]>()?;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_colon`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> ccore/parse/src/ident.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn valid_ident(ident: &str) -> bool {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse`
[INFO] [stdout]    --> ccore/parse/src/parse.rs:109:29
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn parse_terminated(parse: ParseStream) -> Result<Self>{
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_parse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parse` (lib) due to 4 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7fbb94535b5d1d3d0050ced275cd431586cd277925610f124ad23a6e57e8af70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbb94535b5d1d3d0050ced275cd431586cd277925610f124ad23a6e57e8af70", kill_on_drop: false }`
[INFO] [stdout] 7fbb94535b5d1d3d0050ced275cd431586cd277925610f124ad23a6e57e8af70