[INFO] cloning repository https://github.com/nsantiago2719/notes-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsantiago2719/notes-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsantiago2719%2Fnotes-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsantiago2719%2Fnotes-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfda0f3c2d2d97b07bace4e220164357fc41de7e
[INFO] testing nsantiago2719/notes-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsantiago2719%2Fnotes-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nsantiago2719/notes-rust
[INFO] finished tweaking git repo https://github.com/nsantiago2719/notes-rust
[INFO] tweaked toml for git repo https://github.com/nsantiago2719/notes-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nsantiago2719/notes-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nsantiago2719/notes-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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] testing nsantiago2719/notes-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsantiago2719%2Fnotes-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nsantiago2719/notes-rust
[INFO] finished tweaking git repo https://github.com/nsantiago2719/notes-rust
[INFO] tweaked toml for git repo https://github.com/nsantiago2719/notes-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nsantiago2719/notes-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nsantiago2719/notes-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2d968b6d8ea6b5a55dc2973450bcf67cd8def1c1bad610c542c90c924eb42bf
[INFO] running `Command { std: "docker" "start" "-a" "d2d968b6d8ea6b5a55dc2973450bcf67cd8def1c1bad610c542c90c924eb42bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2d968b6d8ea6b5a55dc2973450bcf67cd8def1c1bad610c542c90c924eb42bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d968b6d8ea6b5a55dc2973450bcf67cd8def1c1bad610c542c90c924eb42bf", kill_on_drop: false }`
[INFO] [stdout] d2d968b6d8ea6b5a55dc2973450bcf67cd8def1c1bad610c542c90c924eb42bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e80a1132a069f902ccf5c5733b1c7654d3754e3fd8075700cb5a0471da1d5c77
[INFO] running `Command { std: "docker" "start" "-a" "e80a1132a069f902ccf5c5733b1c7654d3754e3fd8075700cb5a0471da1d5c77", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `options_ans` is never read
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut options_ans = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `title` is never read
[INFO] [stdout]   --> src/main.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let mut title = String::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `description` is never read
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut description = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "e80a1132a069f902ccf5c5733b1c7654d3754e3fd8075700cb5a0471da1d5c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80a1132a069f902ccf5c5733b1c7654d3754e3fd8075700cb5a0471da1d5c77", kill_on_drop: false }`
[INFO] [stdout] e80a1132a069f902ccf5c5733b1c7654d3754e3fd8075700cb5a0471da1d5c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1808f0b350186d020e2a33c336cc651a2cf3fa51cce24acca5094e25271cdcb0
[INFO] running `Command { std: "docker" "start" "-a" "1808f0b350186d020e2a33c336cc651a2cf3fa51cce24acca5094e25271cdcb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]   --> src/util.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use std::io::Cursor;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `options_ans` is never read
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut options_ans = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `title` is never read
[INFO] [stdout]   --> src/main.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let mut title = String::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `description` is never read
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut description = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1808f0b350186d020e2a33c336cc651a2cf3fa51cce24acca5094e25271cdcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1808f0b350186d020e2a33c336cc651a2cf3fa51cce24acca5094e25271cdcb0", kill_on_drop: false }`
[INFO] [stdout] 1808f0b350186d020e2a33c336cc651a2cf3fa51cce24acca5094e25271cdcb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9f36dbeaae23c7efd1ebb2b4e51f3d495e49b3919404690548f109bc0ae6413
[INFO] running `Command { std: "docker" "start" "-a" "c9f36dbeaae23c7efd1ebb2b4e51f3d495e49b3919404690548f109bc0ae6413", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]   --> src/util.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     use std::io::Cursor;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `options_ans` is never read
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut options_ans = String::new();
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `title` is never read
[INFO] [stderr]   --> src/main.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let mut title = String::new();
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `description` is never read
[INFO] [stderr]   --> src/main.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut description = String::new();
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `sample` (bin "sample" test) generated 4 warnings (run `cargo fix --bin "sample" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sample-424cddb0bc2ba652)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::tests::remove_newline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9f36dbeaae23c7efd1ebb2b4e51f3d495e49b3919404690548f109bc0ae6413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f36dbeaae23c7efd1ebb2b4e51f3d495e49b3919404690548f109bc0ae6413", kill_on_drop: false }`
[INFO] [stdout] c9f36dbeaae23c7efd1ebb2b4e51f3d495e49b3919404690548f109bc0ae6413