[INFO] cloning repository https://github.com/guilherme/random-number-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guilherme/random-number-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilherme%2Frandom-number-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilherme%2Frandom-number-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04acc4c315174a988a8a959fc24f25c0a979de51
[INFO] testing guilherme/random-number-generator against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilherme%2Frandom-number-generator" "/workspace/builds/worker-114/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guilherme/random-number-generator on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guilherme/random-number-generator
[INFO] finished tweaking git repo https://github.com/guilherme/random-number-generator
[INFO] tweaked toml for git repo https://github.com/guilherme/random-number-generator written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate git repo https://github.com/guilherme/random-number-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8850328cb7cade8662dffe0fd336d8b44504570b35b7f2272f57d53d8900b0e
[INFO] running `Command { std: "docker" "start" "-a" "d8850328cb7cade8662dffe0fd336d8b44504570b35b7f2272f57d53d8900b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8850328cb7cade8662dffe0fd336d8b44504570b35b7f2272f57d53d8900b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8850328cb7cade8662dffe0fd336d8b44504570b35b7f2272f57d53d8900b0e", kill_on_drop: false }`
[INFO] [stdout] d8850328cb7cade8662dffe0fd336d8b44504570b35b7f2272f57d53d8900b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c79ee826f629246dbd19a0d3542992d9c3be232cfbf5649dd2d300274023877a
[INFO] running `Command { std: "docker" "start" "-a" "c79ee826f629246dbd19a0d3542992d9c3be232cfbf5649dd2d300274023877a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling random-number-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]  --> src/main.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let stdin = io::stdin();
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "c79ee826f629246dbd19a0d3542992d9c3be232cfbf5649dd2d300274023877a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79ee826f629246dbd19a0d3542992d9c3be232cfbf5649dd2d300274023877a", kill_on_drop: false }`
[INFO] [stdout] c79ee826f629246dbd19a0d3542992d9c3be232cfbf5649dd2d300274023877a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14611560af7fdae4450a8994ce8f98eeb2cbe532646d03c53ac2dcef84978178
[INFO] running `Command { std: "docker" "start" "-a" "14611560af7fdae4450a8994ce8f98eeb2cbe532646d03c53ac2dcef84978178", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling random-number-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]  --> src/main.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let stdin = io::stdin();
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "14611560af7fdae4450a8994ce8f98eeb2cbe532646d03c53ac2dcef84978178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14611560af7fdae4450a8994ce8f98eeb2cbe532646d03c53ac2dcef84978178", kill_on_drop: false }`
[INFO] [stdout] 14611560af7fdae4450a8994ce8f98eeb2cbe532646d03c53ac2dcef84978178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37326563de2ae07e66d61bf3e3fa6d1a64f53cda29b00309ade8e021d492f3f6
[INFO] running `Command { std: "docker" "start" "-a" "37326563de2ae07e66d61bf3e3fa6d1a64f53cda29b00309ade8e021d492f3f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `stdin`
[INFO] [stderr]  --> src/main.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 |   let stdin = io::stdin();
[INFO] [stderr]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `random-number-generator` (bin "random-number-generator" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_number_generator-824cbe4eb45fb6d7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37326563de2ae07e66d61bf3e3fa6d1a64f53cda29b00309ade8e021d492f3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37326563de2ae07e66d61bf3e3fa6d1a64f53cda29b00309ade8e021d492f3f6", kill_on_drop: false }`
[INFO] [stdout] 37326563de2ae07e66d61bf3e3fa6d1a64f53cda29b00309ade8e021d492f3f6