[INFO] cloning repository https://github.com/lauren1373/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lauren1373/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flauren1373%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flauren1373%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e717f303eb72a1ef659fee16be820edee918c30
[INFO] checking lauren1373/rust against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flauren1373%2Frust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lauren1373/rust
[INFO] finished tweaking git repo https://github.com/lauren1373/rust
[INFO] tweaked toml for git repo https://github.com/lauren1373/rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lauren1373/rust on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lauren1373/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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking lauren1373/rust against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flauren1373%2Frust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lauren1373/rust
[INFO] finished tweaking git repo https://github.com/lauren1373/rust
[INFO] tweaked toml for git repo https://github.com/lauren1373/rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lauren1373/rust on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lauren1373/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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d7f5df4ecf4eabda5b4a7f47229ff95dcd65a452225210d4f0c3e7975bda9ad
[INFO] running `Command { std: "docker" "start" "-a" "0d7f5df4ecf4eabda5b4a7f47229ff95dcd65a452225210d4f0c3e7975bda9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7f5df4ecf4eabda5b4a7f47229ff95dcd65a452225210d4f0c3e7975bda9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7f5df4ecf4eabda5b4a7f47229ff95dcd65a452225210d4f0c3e7975bda9ad", kill_on_drop: false }`
[INFO] [stdout] 0d7f5df4ecf4eabda5b4a7f47229ff95dcd65a452225210d4f0c3e7975bda9ad
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 408123cf36e89b9d2c24af917f8903e98d6612378b4148234a77274faa506e2f
[INFO] running `Command { std: "docker" "start" "-a" "408123cf36e89b9d2c24af917f8903e98d6612378b4148234a77274faa506e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust_proj_3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected function, found macro `println`
[INFO] [stdout]   --> src/machine.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println("Number of cycles is {}", num_of_cycles);
[INFO] [stdout]    |         ^^^^^^^ not a function
[INFO] [stdout]    |
[INFO] [stdout] help: use `!` to invoke the macro
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Number of cycles is {}", num_of_cycles);
[INFO] [stdout]    |                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, found macro `println`
[INFO] [stdout]   --> src/machine.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println("Number of cycles is {}", num_of_cycles);
[INFO] [stdout]    |         ^^^^^^^ not a function
[INFO] [stdout]    |
[INFO] [stdout] help: use `!` to invoke the macro
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Number of cycles is {}", num_of_cycles);
[INFO] [stdout]    |                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, found macro `println`
[INFO] [stdout]   --> src/main.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     println("{} thread in pool");
[INFO] [stdout]    |     ^^^^^^^ not a function
[INFO] [stdout]    |
[INFO] [stdout] help: use `!` to invoke the macro
[INFO] [stdout]    |
[INFO] [stdout] 54 |     println!("{} thread in pool");
[INFO] [stdout]    |            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, found macro `println`
[INFO] [stdout]   --> src/main.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     println("{} thread in pool");
[INFO] [stdout]    |     ^^^^^^^ not a function
[INFO] [stdout]    |
[INFO] [stdout] help: use `!` to invoke the macro
[INFO] [stdout]    |
[INFO] [stdout] 54 |     println!("{} thread in pool");
[INFO] [stdout]    |            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_proj_3` (bin "rust_proj_3") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_proj_3` (bin "rust_proj_3" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "408123cf36e89b9d2c24af917f8903e98d6612378b4148234a77274faa506e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408123cf36e89b9d2c24af917f8903e98d6612378b4148234a77274faa506e2f", kill_on_drop: false }`
[INFO] [stdout] 408123cf36e89b9d2c24af917f8903e98d6612378b4148234a77274faa506e2f