[INFO] cloning repository https://github.com/rohankumardubey/node-to-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rohankumardubey/node-to-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fnode-to-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fnode-to-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 975c4e9ed8823027abf3355727842f3b321272ef
[INFO] checking rohankumardubey/node-to-rust against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fnode-to-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rohankumardubey/node-to-rust on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rohankumardubey/node-to-rust
[INFO] finished tweaking git repo https://github.com/rohankumardubey/node-to-rust
[INFO] tweaked toml for git repo https://github.com/rohankumardubey/node-to-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rohankumardubey/node-to-rust 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rohankumardubey/node-to-rust against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fnode-to-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rohankumardubey/node-to-rust on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rohankumardubey/node-to-rust
[INFO] finished tweaking git repo https://github.com/rohankumardubey/node-to-rust
[INFO] tweaked toml for git repo https://github.com/rohankumardubey/node-to-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rohankumardubey/node-to-rust 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded markdown v0.3.0
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded backtrace v0.3.63
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded syn v1.0.82
[INFO] [stderr]   Downloaded proc-macro2 v1.0.33
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded libc v0.2.112
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a1cc6ad4df0323af1134c663aa948f96c7c036de4a142bca3d8bf1c9c7141d7
[INFO] running `Command { std: "docker" "start" "-a" "2a1cc6ad4df0323af1134c663aa948f96c7c036de4a142bca3d8bf1c9c7141d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1cc6ad4df0323af1134c663aa948f96c7c036de4a142bca3d8bf1c9c7141d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1cc6ad4df0323af1134c663aa948f96c7c036de4a142bca3d8bf1c9c7141d7", kill_on_drop: false }`
[INFO] [stdout] 2a1cc6ad4df0323af1134c663aa948f96c7c036de4a142bca3d8bf1c9c7141d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b176032da6ed54fdd77d4604954f433fd32e0c59e330f7e10140419e5d4a3a42
[INFO] running `Command { std: "docker" "start" "-a" "b176032da6ed54fdd77d4604954f433fd32e0c59e330f7e10140419e5d4a3a42", 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]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking day-4-strings-wtf-2 v0.0.0 (/opt/rustwide/workdir/crates/day-4/strings-wtf-2)
[INFO] [stderr]     Checking day-5-borrowing v0.0.0 (/opt/rustwide/workdir/crates/day-5/borrowing)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> crates/day-4/strings-wtf-2/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |   greet("World");
[INFO] [stdout]   |   ----- ^^^^^^^- help: try using a conversion method: `.to_string()`
[INFO] [stdout]   |   |     |
[INFO] [stdout]   |   |     expected `String`, found `&str`
[INFO] [stdout]   |   arguments to this function are incorrect
[INFO] [stdout]   |
[INFO] [stdout] note: function defined here
[INFO] [stdout]  --> crates/day-4/strings-wtf-2/src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn greet(target: String) {
[INFO] [stdout]   |    ^^^^^ --------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-5-let-vs-const v0.0.0 (/opt/rustwide/workdir/crates/day-5/let-vs-const)
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr]     Checking day-6-loads-of-strs v0.0.0 (/opt/rustwide/workdir/crates/day-6/loads-of-strs)
[INFO] [stderr] error: could not compile `day-4-strings-wtf-2` (bin "day-4-strings-wtf-2") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0499]: cannot borrow `files` as mutable more than once at a time
[INFO] [stdout]   --> crates/day-5/borrowing/src/mutable-borrow.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 9  |     let files_ref = &mut files;
[INFO] [stdout]    |                     ---------- first mutable borrow occurs here
[INFO] [stdout] 10 |     let files_ref2 = &mut files;
[INFO] [stdout]    |                      ^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 11 |
[INFO] [stdout] 12 |     needs_mutable_ref(files_ref);
[INFO] [stdout]    |                       --------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> crates/day-5/borrowing/src/mutable-borrow.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn needs_mutable_ref(map: &mut HashMap<&str, String>) {}
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-5-borrowing` (bin "mutable-borrow") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b176032da6ed54fdd77d4604954f433fd32e0c59e330f7e10140419e5d4a3a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b176032da6ed54fdd77d4604954f433fd32e0c59e330f7e10140419e5d4a3a42", kill_on_drop: false }`
[INFO] [stdout] b176032da6ed54fdd77d4604954f433fd32e0c59e330f7e10140419e5d4a3a42