[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] testing rohankumardubey/node-to-rust against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fnode-to-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[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-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rohankumardubey/node-to-rust on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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]   |
[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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded addr2line v0.17.0
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded backtrace v0.3.63
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded syn v1.0.82
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded once_cell v1.9.0
[INFO] [stderr]   Downloaded markdown v0.3.0
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded libc v0.2.112
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.33
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a32b849e9af34bc1ee6ffaeff47488bdb676a12d299f5adcf9f2f9fddbab807
[INFO] running `Command { std: "docker" "start" "-a" "5a32b849e9af34bc1ee6ffaeff47488bdb676a12d299f5adcf9f2f9fddbab807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a32b849e9af34bc1ee6ffaeff47488bdb676a12d299f5adcf9f2f9fddbab807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a32b849e9af34bc1ee6ffaeff47488bdb676a12d299f5adcf9f2f9fddbab807", kill_on_drop: false }`
[INFO] [stdout] 5a32b849e9af34bc1ee6ffaeff47488bdb676a12d299f5adcf9f2f9fddbab807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fba8da3ae505cd0ab46770ac50d8d460675cb3ead08baa99edfa738a53059a44
[INFO] running `Command { std: "docker" "start" "-a" "fba8da3ae505cd0ab46770ac50d8d460675cb3ead08baa99edfa738a53059a44", 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]   |
[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 proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling pipeline v0.5.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling day-4-hello-world v0.0.0 (/opt/rustwide/workdir/crates/day-4/hello-world)
[INFO] [stderr]    Compiling day-16-type-differences v0.0.0 (/opt/rustwide/workdir/crates/day-16/type-differences)
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> crates/day-16/type-differences/src/impl-borrowed.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day-13-option v0.0.0 (/opt/rustwide/workdir/crates/day-13/option)
[INFO] [stderr]    Compiling day-6-loads-of-strs v0.0.0 (/opt/rustwide/workdir/crates/day-6/loads-of-strs)
[INFO] [stderr]    Compiling day-17-iterators v0.0.0 (/opt/rustwide/workdir/crates/day-17/iterators)
[INFO] [stderr]    Compiling day-14-from-into v0.0.0 (/opt/rustwide/workdir/crates/day-14/from-into)
[INFO] [stderr]    Compiling day-13-result v0.0.0 (/opt/rustwide/workdir/crates/day-13/result)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/day-14/from-into/src/main.rs:18:24
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct MyStringWrapper(String);
[INFO] [stdout]    |        --------------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `MyStringWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/day-14/from-into/src/main.rs:27:32
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct ADifferentStringWrapper(String);
[INFO] [stdout]    |        ----------------------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ADifferentStringWrapper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/day-13/result/src/main.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct MyError(String);
[INFO] [stdout]    |        ------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `MyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling day-7-syntax v0.0.0 (/opt/rustwide/workdir/crates/day-7/syntax)
[INFO] [stderr]    Compiling day-8-structs v0.0.0 (/opt/rustwide/workdir/crates/day-8/structs)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> crates/day-8/structs/src/main.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 |   let mut light = TrafficLight::new();
[INFO] [stdout]   |       ----^^^^^
[INFO] [stdout]   |       |
[INFO] [stdout]   |       help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day-11-traffic-light v0.0.0 (/opt/rustwide/workdir/crates/day-11/traffic-light)
[INFO] [stdout] warning: function `add_numbers` is never used
[INFO] [stdout]  --> crates/day-7/syntax/src/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn add_numbers(left: i64, right: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day-4-strings-wtf-2 v0.0.0 (/opt/rustwide/workdir/crates/day-4/strings-wtf-2)
[INFO] [stderr]    Compiling day-5-let-vs-const v0.0.0 (/opt/rustwide/workdir/crates/day-5/let-vs-const)
[INFO] [stdout] warning: method `turn_green` is never used
[INFO] [stdout]   --> crates/day-11/traffic-light/src/light/traffic_light.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl TrafficLight {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |   pub fn turn_green(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Yellow` and `Green` are never constructed
[INFO] [stdout]   --> crates/day-11/traffic-light/src/light/traffic_light.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum TrafficLightColor {
[INFO] [stdout]    |      ----------------- variants in this enum
[INFO] [stdout] 40 |   Red,
[INFO] [stdout] 41 |   Yellow,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 42 |   Green,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TrafficLightColor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[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]   |   ----- ^^^^^^^ expected `String`, found `&str`
[INFO] [stdout]   |   |
[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] help: try using a conversion method
[INFO] [stdout]   |
[INFO] [stdout] 2 |   greet("World".to_string());
[INFO] [stdout]   |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "fba8da3ae505cd0ab46770ac50d8d460675cb3ead08baa99edfa738a53059a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba8da3ae505cd0ab46770ac50d8d460675cb3ead08baa99edfa738a53059a44", kill_on_drop: false }`
[INFO] [stdout] fba8da3ae505cd0ab46770ac50d8d460675cb3ead08baa99edfa738a53059a44
