[INFO] cloning repository https://github.com/Elyoussf/kvfb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elyoussf/kvfb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElyoussf%2Fkvfb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElyoussf%2Fkvfb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76b5e44c479848612a6c1c426206d9655c86cbd7
[INFO] building Elyoussf/kvfb against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElyoussf%2Fkvfb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elyoussf/kvfb on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Elyoussf/kvfb
[INFO] finished tweaking git repo https://github.com/Elyoussf/kvfb
[INFO] tweaked toml for git repo https://github.com/Elyoussf/kvfb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Elyoussf/kvfb 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c042f73110f66f69c49dc9d7b56fc9a6a0998725c18b316029df1aa72a45fee1
[INFO] running `Command { std: "docker" "start" "-a" "c042f73110f66f69c49dc9d7b56fc9a6a0998725c18b316029df1aa72a45fee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c042f73110f66f69c49dc9d7b56fc9a6a0998725c18b316029df1aa72a45fee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c042f73110f66f69c49dc9d7b56fc9a6a0998725c18b316029df1aa72a45fee1", kill_on_drop: false }`
[INFO] [stdout] c042f73110f66f69c49dc9d7b56fc9a6a0998725c18b316029df1aa72a45fee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947182bbcb0edbcd8b3afcf40d4416f60459c8ea3b572e261144d2a47c500ea0
[INFO] running `Command { std: "docker" "start" "-a" "947182bbcb0edbcd8b3afcf40d4416f60459c8ea3b572e261144d2a47c500ea0", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: a value of type `Vec<String>` cannot be built from an iterator over elements of type `&str`
[INFO] [stdout]   --> src/main.rs:28:59
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let key_value = line.split_whitespace().collect::<Vec<String>>();
[INFO] [stdout]    |                                                 -------   ^^^^^^^^^^^ value of type `Vec<String>` cannot be built from `std::iter::Iterator<Item=&str>`
[INFO] [stdout]    |                                                 |
[INFO] [stdout]    |                                                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<&str>` is not implemented for `Vec<String>`
[INFO] [stdout]            but trait `FromIterator<String>` is implemented for it
[INFO] [stdout]    = help: for that trait implementation, expected `String`, found `&str`
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]   --> src/main.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let key_value = line.split_whitespace().collect::<Vec<String>>();
[INFO] [stdout]    |                         ---- ^^^^^^^^^^^^^^^^^^ `Iterator::Item` is `&str` here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this expression has type `&str`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/334963c956d25708feab489a3816ae63f639355d/library/core/src/iter/traits/iterator.rs:1967:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `size` found for struct `Vec<String>` in the current scope
[INFO] [stdout]   --> src/main.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if key_value.size() != 2 {
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `resize` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/334963c956d25708feab489a3816ae63f639355d/library/alloc/src/vec/mod.rs:3004:5
[INFO] [stdout] help: you might have meant to use `len`
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if key_value.len() != 2 {
[INFO] [stdout]    |                      ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvdb` (bin "kvdb") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "947182bbcb0edbcd8b3afcf40d4416f60459c8ea3b572e261144d2a47c500ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947182bbcb0edbcd8b3afcf40d4416f60459c8ea3b572e261144d2a47c500ea0", kill_on_drop: false }`
[INFO] [stdout] 947182bbcb0edbcd8b3afcf40d4416f60459c8ea3b572e261144d2a47c500ea0
