[INFO] cloning repository https://github.com/carlyjames/Learning-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carlyjames/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlyjames%2FLearning-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlyjames%2FLearning-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0143389d2149b188aa4a2002cbd61e3783f0026b
[INFO] checking carlyjames/Learning-Rust against master#83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5 for pr-128425
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlyjames%2FLearning-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carlyjames/Learning-Rust on toolchain 83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] finished tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/carlyjames/Learning-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/carlyjames/Learning-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" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking carlyjames/Learning-Rust against try#063c08dd8db6ff113bb809c130456f1781abe72c for pr-128425
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlyjames%2FLearning-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carlyjames/Learning-Rust on toolchain 063c08dd8db6ff113bb809c130456f1781abe72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+063c08dd8db6ff113bb809c130456f1781abe72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] finished tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/carlyjames/Learning-Rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/carlyjames/Learning-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" "+063c08dd8db6ff113bb809c130456f1781abe72c" "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 carlyjames/Learning-Rust against try#063c08dd8db6ff113bb809c130456f1781abe72c for pr-128425
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlyjames%2FLearning-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carlyjames/Learning-Rust on toolchain 063c08dd8db6ff113bb809c130456f1781abe72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+063c08dd8db6ff113bb809c130456f1781abe72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] finished tweaking git repo https://github.com/carlyjames/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/carlyjames/Learning-Rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/carlyjames/Learning-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" "+063c08dd8db6ff113bb809c130456f1781abe72c" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+063c08dd8db6ff113bb809c130456f1781abe72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02401e584099072653d469a479a6d0c08e58a6e22e04bf1b827ecd88e0d1bb57
[INFO] running `Command { std: "docker" "start" "-a" "02401e584099072653d469a479a6d0c08e58a6e22e04bf1b827ecd88e0d1bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02401e584099072653d469a479a6d0c08e58a6e22e04bf1b827ecd88e0d1bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02401e584099072653d469a479a6d0c08e58a6e22e04bf1b827ecd88e0d1bb57", kill_on_drop: false }`
[INFO] [stdout] 02401e584099072653d469a479a6d0c08e58a6e22e04bf1b827ecd88e0d1bb57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+063c08dd8db6ff113bb809c130456f1781abe72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98002cf0340f75ace72cd6ff9ac64d272578c9a3fd31e06fff2c9c3f1959793f
[INFO] running `Command { std: "docker" "start" "-a" "98002cf0340f75ace72cd6ff9ac64d272578c9a3fd31e06fff2c9c3f1959793f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking getrandom v0.2.15
[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_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected item, found keyword `for`
[INFO] [stdout]    --> src/main.rs:239:1
[INFO] [stdout]     |
[INFO] [stdout] 239 | for main() {
[INFO] [stdout]     | ^^^ expected item
[INFO] [stdout]     |
[INFO] [stdout]     = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tutorial` (bin "rust_tutorial" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected item, found keyword `for`
[INFO] [stdout]    --> src/main.rs:239:1
[INFO] [stdout]     |
[INFO] [stdout] 239 | for main() {
[INFO] [stdout]     | ^^^ expected item
[INFO] [stdout]     |
[INFO] [stdout]     = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tutorial` (bin "rust_tutorial") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "98002cf0340f75ace72cd6ff9ac64d272578c9a3fd31e06fff2c9c3f1959793f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98002cf0340f75ace72cd6ff9ac64d272578c9a3fd31e06fff2c9c3f1959793f", kill_on_drop: false }`
[INFO] [stdout] 98002cf0340f75ace72cd6ff9ac64d272578c9a3fd31e06fff2c9c3f1959793f