[INFO] cloning repository https://github.com/aljo242/rust_crash_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aljo242/rust_crash_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faljo242%2Frust_crash_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faljo242%2Frust_crash_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 062271f1374af93ed748d8063c26e711acf6cd1d
[INFO] testing aljo242/rust_crash_course against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faljo242%2Frust_crash_course" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aljo242/rust_crash_course on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aljo242/rust_crash_course
[INFO] finished tweaking git repo https://github.com/aljo242/rust_crash_course
[INFO] tweaked toml for git repo https://github.com/aljo242/rust_crash_course written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aljo242/rust_crash_course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb352024850f276982a96b6193d7f151841b082c3dd04f04dfd02661b0599754
[INFO] running `Command { std: "docker" "start" "-a" "bb352024850f276982a96b6193d7f151841b082c3dd04f04dfd02661b0599754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb352024850f276982a96b6193d7f151841b082c3dd04f04dfd02661b0599754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb352024850f276982a96b6193d7f151841b082c3dd04f04dfd02661b0599754", kill_on_drop: false }`
[INFO] [stdout] bb352024850f276982a96b6193d7f151841b082c3dd04f04dfd02661b0599754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e21ebb5fd77b6316196b09f034c11e3b33baf9b9552a6cde787e905e982d42b
[INFO] running `Command { std: "docker" "start" "-a" "0e21ebb5fd77b6316196b09f034c11e3b33baf9b9552a6cde787e905e982d42b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p_from_tup`
[INFO] [stdout]   --> src/structs.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let p_from_tup = p.to_tuple();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_from_tup`
[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 0.49s
[INFO] running `Command { std: "docker" "inspect" "0e21ebb5fd77b6316196b09f034c11e3b33baf9b9552a6cde787e905e982d42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e21ebb5fd77b6316196b09f034c11e3b33baf9b9552a6cde787e905e982d42b", kill_on_drop: false }`
[INFO] [stdout] 0e21ebb5fd77b6316196b09f034c11e3b33baf9b9552a6cde787e905e982d42b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf5b9676ddf2c78d1682d457b7d7fbf95b52aef7a39e8ee1c4711e624a26807f
[INFO] running `Command { std: "docker" "start" "-a" "bf5b9676ddf2c78d1682d457b7d7fbf95b52aef7a39e8ee1c4711e624a26807f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p_from_tup`
[INFO] [stdout]   --> src/structs.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let p_from_tup = p.to_tuple();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_from_tup`
[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 0.54s
[INFO] running `Command { std: "docker" "inspect" "bf5b9676ddf2c78d1682d457b7d7fbf95b52aef7a39e8ee1c4711e624a26807f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5b9676ddf2c78d1682d457b7d7fbf95b52aef7a39e8ee1c4711e624a26807f", kill_on_drop: false }`
[INFO] [stdout] bf5b9676ddf2c78d1682d457b7d7fbf95b52aef7a39e8ee1c4711e624a26807f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e33c3e135a8ca9ec4456d3f76d4dd36896e4be807e3acf146c610dc6c63db59e
[INFO] running `Command { std: "docker" "start" "-a" "e33c3e135a8ca9ec4456d3f76d4dd36896e4be807e3acf146c610dc6c63db59e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `p_from_tup`
[INFO] [stderr]   --> src/structs.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let p_from_tup = p.to_tuple();
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_from_tup`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_crash_course-d765c49b970a179c)
[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" "e33c3e135a8ca9ec4456d3f76d4dd36896e4be807e3acf146c610dc6c63db59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33c3e135a8ca9ec4456d3f76d4dd36896e4be807e3acf146c610dc6c63db59e", kill_on_drop: false }`
[INFO] [stdout] e33c3e135a8ca9ec4456d3f76d4dd36896e4be807e3acf146c610dc6c63db59e