[INFO] cloning repository https://github.com/Tomyail/rust-by-example-answer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomyail/rust-by-example-answer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyail%2Frust-by-example-answer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyail%2Frust-by-example-answer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e58c583af7a8ca7fe6c80db6682cbf56ff72ffce
[INFO] testing Tomyail/rust-by-example-answer against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomyail%2Frust-by-example-answer" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tomyail/rust-by-example-answer on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tomyail/rust-by-example-answer
[INFO] finished tweaking git repo https://github.com/Tomyail/rust-by-example-answer
[INFO] tweaked toml for git repo https://github.com/Tomyail/rust-by-example-answer written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/Tomyail/rust-by-example-answer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76764c0a57c80bf7e844d5bdc9d3f34cea062aa220ec7376287aa0d9b5bb1979
[INFO] running `Command { std: "docker" "start" "-a" "76764c0a57c80bf7e844d5bdc9d3f34cea062aa220ec7376287aa0d9b5bb1979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76764c0a57c80bf7e844d5bdc9d3f34cea062aa220ec7376287aa0d9b5bb1979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76764c0a57c80bf7e844d5bdc9d3f34cea062aa220ec7376287aa0d9b5bb1979", kill_on_drop: false }`
[INFO] [stdout] 76764c0a57c80bf7e844d5bdc9d3f34cea062aa220ec7376287aa0d9b5bb1979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 132e4bb9fc4bb73159461043a2a5eb9791dc16e72a719efb035ed69ced1ef2cb
[INFO] running `Command { std: "docker" "start" "-a" "132e4bb9fc4bb73159461043a2a5eb9791dc16e72a719efb035ed69ced1ef2cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-by-example-answer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/bin/3-1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `age`
[INFO] [stdout]  --> src/bin/3-1.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     age: u8,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "132e4bb9fc4bb73159461043a2a5eb9791dc16e72a719efb035ed69ced1ef2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132e4bb9fc4bb73159461043a2a5eb9791dc16e72a719efb035ed69ced1ef2cb", kill_on_drop: false }`
[INFO] [stdout] 132e4bb9fc4bb73159461043a2a5eb9791dc16e72a719efb035ed69ced1ef2cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3836384f6a77007a636c05be648c295efef10ef78391998f19f1e9136041c215
[INFO] running `Command { std: "docker" "start" "-a" "3836384f6a77007a636c05be648c295efef10ef78391998f19f1e9136041c215", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-by-example-answer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/bin/3-1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `age`
[INFO] [stdout]  --> src/bin/3-1.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     age: u8,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "3836384f6a77007a636c05be648c295efef10ef78391998f19f1e9136041c215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3836384f6a77007a636c05be648c295efef10ef78391998f19f1e9136041c215", kill_on_drop: false }`
[INFO] [stdout] 3836384f6a77007a636c05be648c295efef10ef78391998f19f1e9136041c215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 970bfc1523c23dd9f6bb3d0ba61939ca7457b1833a2b93089f41cb977e681bc0
[INFO] running `Command { std: "docker" "start" "-a" "970bfc1523c23dd9f6bb3d0ba61939ca7457b1833a2b93089f41cb977e681bc0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/bin/3-1.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 |     name: String,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 0 tests
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: field is never read: `age`
[INFO] [stdout] 
[INFO] [stderr]  --> src/bin/3-1.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     age: u8,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-by-example-answer` (bin "3-1" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/1_2_2_1-44e2e79266a0fdce)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/1_2_3-02e1ec9e425c8e07)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/3_1-686a41bf66251dae)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_by_example_answer-26784c69233342c6)
[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] [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" "970bfc1523c23dd9f6bb3d0ba61939ca7457b1833a2b93089f41cb977e681bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "970bfc1523c23dd9f6bb3d0ba61939ca7457b1833a2b93089f41cb977e681bc0", kill_on_drop: false }`
[INFO] [stdout] 970bfc1523c23dd9f6bb3d0ba61939ca7457b1833a2b93089f41cb977e681bc0