[INFO] cloning repository https://github.com/Psykopear/rust-todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Psykopear/rust-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsykopear%2Frust-todo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsykopear%2Frust-todo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6fb111013a3c8ac446c905d99701a196204ebd9
[INFO] checking Psykopear/rust-todo against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsykopear%2Frust-todo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Psykopear/rust-todo on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Psykopear/rust-todo
[INFO] finished tweaking git repo https://github.com/Psykopear/rust-todo
[INFO] tweaked toml for git repo https://github.com/Psykopear/rust-todo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Psykopear/rust-todo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b42fbde5b8575360e878b5b0102c924638ea22068343c40e8fb49f42b8f14ea
[INFO] running `Command { std: "docker" "start" "-a" "9b42fbde5b8575360e878b5b0102c924638ea22068343c40e8fb49f42b8f14ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b42fbde5b8575360e878b5b0102c924638ea22068343c40e8fb49f42b8f14ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b42fbde5b8575360e878b5b0102c924638ea22068343c40e8fb49f42b8f14ea", kill_on_drop: false }`
[INFO] [stdout] 9b42fbde5b8575360e878b5b0102c924638ea22068343c40e8fb49f42b8f14ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e77f57f9332ffc01d8f58a9b2fda90750e48958346ce5fe5ef2bff0b1cbd519
[INFO] running `Command { std: "docker" "start" "-a" "9e77f57f9332ffc01d8f58a9b2fda90750e48958346ce5fe5ef2bff0b1cbd519", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ryu v1.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `it_prints_hello_world` is defined multiple times
[INFO] [stdout]   --> tests/integrations_test.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn it_prints_hello_world() {
[INFO] [stdout]    | -------------------------- previous definition of the value `it_prints_hello_world` here
[INFO] [stdout] ...
[INFO] [stdout] 15 | fn it_prints_hello_world() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ `it_prints_hello_world` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `it_prints_hello_world` must be defined only once in the value namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `arg` found for enum `std::result::Result<Command, CargoError>` in the current scope
[INFO] [stdout]   --> tests/integrations_test.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |         .arg("add")
[INFO] [stdout]    |          ^^^ method not found in `std::result::Result<Command, CargoError>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0428, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `todo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9e77f57f9332ffc01d8f58a9b2fda90750e48958346ce5fe5ef2bff0b1cbd519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e77f57f9332ffc01d8f58a9b2fda90750e48958346ce5fe5ef2bff0b1cbd519", kill_on_drop: false }`
[INFO] [stdout] 9e77f57f9332ffc01d8f58a9b2fda90750e48958346ce5fe5ef2bff0b1cbd519