[INFO] cloning repository https://github.com/satyajit5007/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/satyajit5007/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatyajit5007%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatyajit5007%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3570c9802058d944285a36ef9b170f103cb2659
[INFO] checking satyajit5007/rust against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatyajit5007%2Frust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/satyajit5007/rust
[INFO] finished tweaking git repo https://github.com/satyajit5007/rust
[INFO] tweaked toml for git repo https://github.com/satyajit5007/rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/satyajit5007/rust on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/satyajit5007/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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd564b627a3f2da27d46a5435f04931c8628cdc7749542bf58be19553c8ed449
[INFO] running `Command { std: "docker" "start" "-a" "cd564b627a3f2da27d46a5435f04931c8628cdc7749542bf58be19553c8ed449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd564b627a3f2da27d46a5435f04931c8628cdc7749542bf58be19553c8ed449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd564b627a3f2da27d46a5435f04931c8628cdc7749542bf58be19553c8ed449", kill_on_drop: false }`
[INFO] [stdout] cd564b627a3f2da27d46a5435f04931c8628cdc7749542bf58be19553c8ed449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffbc6e5c434a65c2adc4160fd969de098749b802cc93ac7c384fbdd4af745c7f
[INFO] running `Command { std: "docker" "start" "-a" "ffbc6e5c434a65c2adc4160fd969de098749b802cc93ac7c384fbdd4af745c7f", kill_on_drop: false }`
[INFO] [stderr]     Checking rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust4`
[INFO] [stdout]   --> src/enumtest1.rs:48:2
[INFO] [stdout]    |
[INFO] [stdout] 48 |
[INFO] [stdout]    | ^ consider adding a `main` function to `src/enumtest1.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust` (bin "rust4") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/structs.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `area`, `can_hold`, and `square` are never used
[INFO] [stdout]   --> src/structs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 15 |     // Constructor (associated function)
[INFO] [stdout] 16 |     fn new(width: f64, height: f64) -> Rectangle {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn square(size: f64) -> Rectangle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rectangle_example` is never used
[INFO] [stdout]   --> src/structs.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn rectangle_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/structs.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `area`, `can_hold`, and `square` are never used
[INFO] [stdout]   --> src/structs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 15 |     // Constructor (associated function)
[INFO] [stdout] 16 |     fn new(width: f64, height: f64) -> Rectangle {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn square(size: f64) -> Rectangle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rectangle_example` is never used
[INFO] [stdout]   --> src/structs.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn rectangle_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffbc6e5c434a65c2adc4160fd969de098749b802cc93ac7c384fbdd4af745c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbc6e5c434a65c2adc4160fd969de098749b802cc93ac7c384fbdd4af745c7f", kill_on_drop: false }`
[INFO] [stdout] ffbc6e5c434a65c2adc4160fd969de098749b802cc93ac7c384fbdd4af745c7f