[INFO] cloning repository https://github.com/DanielHe4rt/twitter-scylladb-rust-university
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[INFO] building DanielHe4rt/twitter-scylladb-rust-university against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielHe4rt%2Ftwitter-scylladb-rust-university" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university
[INFO] finished tweaking git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university
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[INFO] validating manifest of git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling charybdis v0.7.0
[INFO] [stderr]    Compiling step-4 v0.1.0 (/opt/rustwide/workdir/lessons/step4)
[INFO] [stderr]    Compiling step-5 v0.1.0 (/opt/rustwide/workdir/lessons/step5)
[INFO] [stderr]    Compiling step-6 v0.1.0 (/opt/rustwide/workdir/lessons/step6)
[INFO] [stderr]    Compiling step-2 v0.1.0 (/opt/rustwide/workdir/lessons/step2)
[INFO] [stderr]    Compiling step-7 v0.1.0 (/opt/rustwide/workdir/lessons/step7)
[INFO] [stderr]    Compiling step-3 v0.1.0 (/opt/rustwide/workdir/lessons/step3)
[INFO] [stderr]    Compiling step-1 v0.1.0 (/opt/rustwide/workdir/lessons/step1)
[INFO] [stdout] warning: unused import: `ExecutionProfile`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use scylla::{ExecutionProfile, Session, SessionBuilder};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::load_balancing::DefaultPolicy`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use scylla::load_balancing::DefaultPolicy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> lessons/step2/src/workers/ingestion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step6/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step7/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "c8e82b8bcc5ba79727c9e93bcd05635b4775e375707ff1b4da1ccd781648a8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e82b8bcc5ba79727c9e93bcd05635b4775e375707ff1b4da1ccd781648a8e2", kill_on_drop: false }`
[INFO] [stdout] c8e82b8bcc5ba79727c9e93bcd05635b4775e375707ff1b4da1ccd781648a8e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e28ae5e1cc3725aa802a39a81470d3869d25acc7dc3c17e2bfefb21710910e62
[INFO] running `Command { std: "docker" "start" "-a" "e28ae5e1cc3725aa802a39a81470d3869d25acc7dc3c17e2bfefb21710910e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling step-2 v0.1.0 (/opt/rustwide/workdir/lessons/step2)
[INFO] [stderr]    Compiling step-5 v0.1.0 (/opt/rustwide/workdir/lessons/step5)
[INFO] [stderr]    Compiling step-6 v0.1.0 (/opt/rustwide/workdir/lessons/step6)
[INFO] [stderr]    Compiling step-4 v0.1.0 (/opt/rustwide/workdir/lessons/step4)
[INFO] [stderr]    Compiling step-1 v0.1.0 (/opt/rustwide/workdir/lessons/step1)
[INFO] [stderr]    Compiling step-3 v0.1.0 (/opt/rustwide/workdir/lessons/step3)
[INFO] [stderr]    Compiling step-7 v0.1.0 (/opt/rustwide/workdir/lessons/step7)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> lessons/step2/src/workers/ingestion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step6/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ExecutionProfile`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use scylla::{ExecutionProfile, Session, SessionBuilder};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::load_balancing::DefaultPolicy`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use scylla::load_balancing::DefaultPolicy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step5/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scylla::statement::Consistency`
[INFO] [stdout]  --> lessons/step7/src/connection.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scylla::statement::Consistency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 42.15s
[INFO] running `Command { std: "docker" "inspect" "e28ae5e1cc3725aa802a39a81470d3869d25acc7dc3c17e2bfefb21710910e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e28ae5e1cc3725aa802a39a81470d3869d25acc7dc3c17e2bfefb21710910e62", kill_on_drop: false }`
[INFO] [stdout] e28ae5e1cc3725aa802a39a81470d3869d25acc7dc3c17e2bfefb21710910e62