[INFO] cloning repository https://github.com/csvsoft/rust-note
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/csvsoft/rust-note" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsvsoft%2Frust-note", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsvsoft%2Frust-note'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 440fa47ce2d9f2a747bbf4e8d3bd543422b6fb7d
[INFO] checking csvsoft/rust-note/440fa47ce2d9f2a747bbf4e8d3bd543422b6fb7d against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsvsoft%2Frust-note" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/csvsoft/rust-note on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/csvsoft/rust-note
[INFO] finished tweaking git repo https://github.com/csvsoft/rust-note
[INFO] tweaked toml for git repo https://github.com/csvsoft/rust-note written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/csvsoft/rust-note 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2956cc7a1812f9dc553c72536f9bde9fbd02c9213d9b74b9e5a389d9efdccc2
[INFO] running `Command { std: "docker" "start" "-a" "f2956cc7a1812f9dc553c72536f9bde9fbd02c9213d9b74b9e5a389d9efdccc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2956cc7a1812f9dc553c72536f9bde9fbd02c9213d9b74b9e5a389d9efdccc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2956cc7a1812f9dc553c72536f9bde9fbd02c9213d9b74b9e5a389d9efdccc2", kill_on_drop: false }`
[INFO] [stdout] f2956cc7a1812f9dc553c72536f9bde9fbd02c9213d9b74b9e5a389d9efdccc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4045238e393415d996f1342d80aa1c943bdeec193c5a363e0a906d99677605a2
[INFO] running `Command { std: "docker" "start" "-a" "4045238e393415d996f1342d80aa1c943bdeec193c5a363e0a906d99677605a2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking rust_note v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: functions used as tests can not have any arguments
[INFO] [stdout]    --> tests/thread.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / fn reverse_str(str:&str) -> String{
[INFO] [stdout] 102 | |
[INFO] [stdout] 103 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/thread.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn reverse_str(str:&str) -> String{
[INFO] [stdout]     |    -----------              ^^^^^^ expected `String`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_note` (test "thread") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4045238e393415d996f1342d80aa1c943bdeec193c5a363e0a906d99677605a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4045238e393415d996f1342d80aa1c943bdeec193c5a363e0a906d99677605a2", kill_on_drop: false }`
[INFO] [stdout] 4045238e393415d996f1342d80aa1c943bdeec193c5a363e0a906d99677605a2