[INFO] cloning repository https://github.com/oscanezing/classes_v0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oscanezing/classes_v0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscanezing%2Fclasses_v0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscanezing%2Fclasses_v0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7681b239ee3643ad1dda1da203d9bd3238003d1e
[INFO] testing oscanezing/classes_v0 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscanezing%2Fclasses_v0" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oscanezing/classes_v0 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/oscanezing/classes_v0
[INFO] finished tweaking git repo https://github.com/oscanezing/classes_v0
[INFO] tweaked toml for git repo https://github.com/oscanezing/classes_v0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/oscanezing/classes_v0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 29dd85cb0a32f285f8e8e557f0eeaf77f078ca1170077bc2f3f0995e25c01b57
[INFO] running `Command { std: "docker" "start" "-a" "29dd85cb0a32f285f8e8e557f0eeaf77f078ca1170077bc2f3f0995e25c01b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29dd85cb0a32f285f8e8e557f0eeaf77f078ca1170077bc2f3f0995e25c01b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29dd85cb0a32f285f8e8e557f0eeaf77f078ca1170077bc2f3f0995e25c01b57", kill_on_drop: false }`
[INFO] [stdout] 29dd85cb0a32f285f8e8e557f0eeaf77f078ca1170077bc2f3f0995e25c01b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 734f505c8e812870374d36dd71828148c2d4812ea76c6538a39544fe5f637566
[INFO] running `Command { std: "docker" "start" "-a" "734f505c8e812870374d36dd71828148c2d4812ea76c6538a39544fe5f637566", kill_on_drop: false }`
[INFO] [stderr]    Compiling classes_v0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/main.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     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: `name`
[INFO] [stdout]    --> src/main.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `professor`
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     professor: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "734f505c8e812870374d36dd71828148c2d4812ea76c6538a39544fe5f637566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734f505c8e812870374d36dd71828148c2d4812ea76c6538a39544fe5f637566", kill_on_drop: false }`
[INFO] [stdout] 734f505c8e812870374d36dd71828148c2d4812ea76c6538a39544fe5f637566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] f0e51d03b8d6c00826dc5417307fa94153881b2c1a26e25f68343089905cb87f
[INFO] running `Command { std: "docker" "start" "-a" "f0e51d03b8d6c00826dc5417307fa94153881b2c1a26e25f68343089905cb87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling classes_v0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/main.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     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: `name`
[INFO] [stdout]    --> src/main.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `professor`
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     professor: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "f0e51d03b8d6c00826dc5417307fa94153881b2c1a26e25f68343089905cb87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e51d03b8d6c00826dc5417307fa94153881b2c1a26e25f68343089905cb87f", kill_on_drop: false }`
[INFO] [stdout] f0e51d03b8d6c00826dc5417307fa94153881b2c1a26e25f68343089905cb87f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] f6d1ae45b0f06e8bcdd39c359ce3abfedcde8f500675b28ef7c9bb1f033068d5
[INFO] running `Command { std: "docker" "start" "-a" "f6d1ae45b0f06e8bcdd39c359ce3abfedcde8f500675b28ef7c9bb1f033068d5", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/main.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]    --> src/main.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `professor`
[INFO] [stderr]    --> src/main.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     professor: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `classes_v0` (bin "classes_v0" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/classes_v0-5d0563f81c428bdd)
[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" "f6d1ae45b0f06e8bcdd39c359ce3abfedcde8f500675b28ef7c9bb1f033068d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d1ae45b0f06e8bcdd39c359ce3abfedcde8f500675b28ef7c9bb1f033068d5", kill_on_drop: false }`
[INFO] [stdout] f6d1ae45b0f06e8bcdd39c359ce3abfedcde8f500675b28ef7c9bb1f033068d5