[INFO] cloning repository https://github.com/varkor/metasub
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varkor/metasub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarkor%2Fmetasub"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarkor%2Fmetasub'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 223fb77cb9866a58013d7eb7afab2d2711224d12
[INFO] testing varkor/metasub against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarkor%2Fmetasub" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varkor/metasub on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/varkor/metasub
[INFO] finished tweaking git repo https://github.com/varkor/metasub
[INFO] tweaked toml for git repo https://github.com/varkor/metasub written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/varkor/metasub already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f0c4ba578de159cd96527c1be2b3f94124b57ff968ca35a7caefdf8c7921dcc2
[INFO] running `"docker" "start" "-a" "f0c4ba578de159cd96527c1be2b3f94124b57ff968ca35a7caefdf8c7921dcc2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling metasub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:186:30
[INFO] [stderr]     |
[INFO] [stderr] 186 | ...                   &format!("dependency={}", deps),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::borrow::Cow`, found struct `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::borrow::Cow<'_, str>`
[INFO] [stderr]              found struct `std::string::String`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:188:30
[INFO] [stderr]     |
[INFO] [stderr] 188 | ...                   &format!("chrono={}/libchrono-a31d51bb8f8b101c.rlib", deps),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::borrow::Cow`, found struct `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::borrow::Cow<'_, str>`
[INFO] [stderr]              found struct `std::string::String`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:190:30
[INFO] [stderr]     |
[INFO] [stderr] 190 | ...                   &format!("regex={}/libregex-44aa0d49f4a94993.rlib", deps),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::borrow::Cow`, found struct `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::borrow::Cow<'_, str>`
[INFO] [stderr]              found struct `std::string::String`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `metasub`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f0c4ba578de159cd96527c1be2b3f94124b57ff968ca35a7caefdf8c7921dcc2"`
[INFO] running `"docker" "rm" "-f" "f0c4ba578de159cd96527c1be2b3f94124b57ff968ca35a7caefdf8c7921dcc2"`
[INFO] [stdout] f0c4ba578de159cd96527c1be2b3f94124b57ff968ca35a7caefdf8c7921dcc2