[INFO] cloning repository https://github.com/Amchik/aber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amchik/aber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmchik%2Faber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmchik%2Faber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f42a8ed70ec6f0bea0e0e15e133c23a5b6cae3dc
[INFO] checking Amchik/aber against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmchik%2Faber" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Amchik/aber
[INFO] finished tweaking git repo https://github.com/Amchik/aber
[INFO] tweaked toml for git repo https://github.com/Amchik/aber written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Amchik/aber on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Amchik/aber 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" "+36b21637e93b038453924d3c66821089e71d8baa" "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]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5d7179f459c8e31a80df9f1d81db3a54e2516b7891c7201905a3c16fc4b0276
[INFO] running `Command { std: "docker" "start" "-a" "a5d7179f459c8e31a80df9f1d81db3a54e2516b7891c7201905a3c16fc4b0276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5d7179f459c8e31a80df9f1d81db3a54e2516b7891c7201905a3c16fc4b0276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d7179f459c8e31a80df9f1d81db3a54e2516b7891c7201905a3c16fc4b0276", kill_on_drop: false }`
[INFO] [stdout] a5d7179f459c8e31a80df9f1d81db3a54e2516b7891c7201905a3c16fc4b0276
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e66915ebc49a5b3bcafed25600824a9be02292c94b94b9772add5a3e230572ca
[INFO] running `Command { std: "docker" "start" "-a" "e66915ebc49a5b3bcafed25600824a9be02292c94b94b9772add5a3e230572ca", 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]     Checking aber v0.1.0 (/opt/rustwide/workdir/aber)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> aber/src/ast.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_str(input: &str) -> std::result::Result<Cow<str>, char> {
[INFO] [stdout]    |                     ^^^^                         -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_str(input: &str) -> std::result::Result<Cow<'_, str>, char> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> aber/src/ast.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     input: &str,
[INFO] [stdout]     |            ^^^^ this lifetime flows to the output
[INFO] [stdout] 366 |     tokens: impl IntoIterator<Item = WithLinearPosition<Token>>,
[INFO] [stdout] 367 | ) -> Result<Vec<Expression>> {
[INFO] [stdout]     |                 ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 367 | ) -> Result<Vec<Expression<'_>>> {
[INFO] [stdout]     |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> aber/src/ast.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_str(input: &str) -> std::result::Result<Cow<str>, char> {
[INFO] [stdout]    |                     ^^^^                         -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_str(input: &str) -> std::result::Result<Cow<'_, str>, char> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> aber/src/ast.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     input: &str,
[INFO] [stdout]     |            ^^^^ this lifetime flows to the output
[INFO] [stdout] 366 |     tokens: impl IntoIterator<Item = WithLinearPosition<Token>>,
[INFO] [stdout] 367 | ) -> Result<Vec<Expression>> {
[INFO] [stdout]     |                 ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 367 | ) -> Result<Vec<Expression<'_>>> {
[INFO] [stdout]     |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aber-tests v0.1.0 (/opt/rustwide/workdir/aber-tests)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e66915ebc49a5b3bcafed25600824a9be02292c94b94b9772add5a3e230572ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66915ebc49a5b3bcafed25600824a9be02292c94b94b9772add5a3e230572ca", kill_on_drop: false }`
[INFO] [stdout] e66915ebc49a5b3bcafed25600824a9be02292c94b94b9772add5a3e230572ca
