[INFO] cloning repository https://github.com/rrkjonnapalli/rust_intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrkjonnapalli/rust_intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrkjonnapalli%2Frust_intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrkjonnapalli%2Frust_intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95a160baaf548afb4ce52ab59dbfd77d836b6a6b
[INFO] checking rrkjonnapalli/rust_intro against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrkjonnapalli%2Frust_intro" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrkjonnapalli/rust_intro on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rrkjonnapalli/rust_intro
[INFO] finished tweaking git repo https://github.com/rrkjonnapalli/rust_intro
[INFO] tweaked toml for git repo https://github.com/rrkjonnapalli/rust_intro written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rrkjonnapalli/rust_intro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.6
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded quickersort v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3392ddfa8537c72ccab93c79b72fc520638c27fc62e50c4890994e88ae6228fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3392ddfa8537c72ccab93c79b72fc520638c27fc62e50c4890994e88ae6228fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3392ddfa8537c72ccab93c79b72fc520638c27fc62e50c4890994e88ae6228fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3392ddfa8537c72ccab93c79b72fc520638c27fc62e50c4890994e88ae6228fa", kill_on_drop: false }`
[INFO] [stdout] 3392ddfa8537c72ccab93c79b72fc520638c27fc62e50c4890994e88ae6228fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 717e8c3e82811ad6bf7d49924ff75323a494030b37bbbf6df3e2faf44de14b67
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "717e8c3e82811ad6bf7d49924ff75323a494030b37bbbf6df3e2faf44de14b67", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking text_io v0.1.6
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking quickersort v3.0.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `;`
[INFO] [stdout]   --> src/quick_sort.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     quick_sort(;mut &arr, 0, 5);
[INFO] [stdout]    |                ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `;`
[INFO] [stdout]   --> src/quick_sort.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     quick_sort(;mut &arr, 0, 5);
[INFO] [stdout]    |                ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate text_io;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate text_io;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_intro`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "717e8c3e82811ad6bf7d49924ff75323a494030b37bbbf6df3e2faf44de14b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717e8c3e82811ad6bf7d49924ff75323a494030b37bbbf6df3e2faf44de14b67", kill_on_drop: false }`
[INFO] [stdout] 717e8c3e82811ad6bf7d49924ff75323a494030b37bbbf6df3e2faf44de14b67