[INFO] cloning repository https://github.com/AugustoFKL/college_dealer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AugustoFKL/college_dealer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustoFKL%2Fcollege_dealer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustoFKL%2Fcollege_dealer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] accef9b1601316a830b821fb1563212efa6dcdf0
[INFO] testing AugustoFKL/college_dealer against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustoFKL%2Fcollege_dealer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/AugustoFKL/college_dealer on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AugustoFKL/college_dealer
[INFO] finished tweaking git repo https://github.com/AugustoFKL/college_dealer
[INFO] tweaked toml for git repo https://github.com/AugustoFKL/college_dealer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/AugustoFKL/college_dealer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dff4e75f65231f0977e20406162cab71478650558ebe0e104d75f7cfa7797305
[INFO] running `Command { std: "docker" "start" "-a" "dff4e75f65231f0977e20406162cab71478650558ebe0e104d75f7cfa7797305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dff4e75f65231f0977e20406162cab71478650558ebe0e104d75f7cfa7797305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff4e75f65231f0977e20406162cab71478650558ebe0e104d75f7cfa7797305", kill_on_drop: false }`
[INFO] [stdout] dff4e75f65231f0977e20406162cab71478650558ebe0e104d75f7cfa7797305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e5faa11219efba22c86e3c46b3e990d00d0a063049810d3b49dd72ddaa655c0
[INFO] running `Command { std: "docker" "start" "-a" "6e5faa11219efba22c86e3c46b3e990d00d0a063049810d3b49dd72ddaa655c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling quick-xml v0.19.0
[INFO] [stderr]    Compiling codepage v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling zip v0.5.13
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling calamine v0.18.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling college_dealer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]   --> src/main.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut code = String::new();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `period` is never read
[INFO] [stdout]   --> src/main.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut period = 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 `grade` is never read
[INFO] [stdout]   --> src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut grade = String::new();
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "6e5faa11219efba22c86e3c46b3e990d00d0a063049810d3b49dd72ddaa655c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5faa11219efba22c86e3c46b3e990d00d0a063049810d3b49dd72ddaa655c0", kill_on_drop: false }`
[INFO] [stdout] 6e5faa11219efba22c86e3c46b3e990d00d0a063049810d3b49dd72ddaa655c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc5f379b66af1e58f13fb9659c3d454798ca696c71524d10ec0be0ee8a1410b
[INFO] running `Command { std: "docker" "start" "-a" "ccc5f379b66af1e58f13fb9659c3d454798ca696c71524d10ec0be0ee8a1410b", kill_on_drop: false }`
[INFO] [stderr]    Compiling college_dealer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]   --> src/main.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut code = String::new();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `period` is never read
[INFO] [stdout]   --> src/main.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut period = 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 `grade` is never read
[INFO] [stdout]   --> src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut grade = String::new();
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ccc5f379b66af1e58f13fb9659c3d454798ca696c71524d10ec0be0ee8a1410b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc5f379b66af1e58f13fb9659c3d454798ca696c71524d10ec0be0ee8a1410b", kill_on_drop: false }`
[INFO] [stdout] ccc5f379b66af1e58f13fb9659c3d454798ca696c71524d10ec0be0ee8a1410b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d958a317ff9209395f723c4d8a57c62c638d4954ad582c673afb1f366d71b23f
[INFO] running `Command { std: "docker" "start" "-a" "d958a317ff9209395f723c4d8a57c62c638d4954ad582c673afb1f366d71b23f", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `code` is never read
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut code = String::new();
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `period` is never read
[INFO] [stderr]   --> src/main.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut period = String::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `grade` is never read
[INFO] [stderr]   --> src/main.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut grade = String::new();
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `college_dealer` (bin "college_dealer" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/college_dealer-e46f3a209095ec66)
[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" "d958a317ff9209395f723c4d8a57c62c638d4954ad582c673afb1f366d71b23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d958a317ff9209395f723c4d8a57c62c638d4954ad582c673afb1f366d71b23f", kill_on_drop: false }`
[INFO] [stdout] d958a317ff9209395f723c4d8a57c62c638d4954ad582c673afb1f366d71b23f