[INFO] cloning repository https://github.com/DanielHe4rt/twitter-scylladb-rust-university
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dea1cc399b9f77172437d5a498c4f573d9ad0dfe
[INFO] testing DanielHe4rt/twitter-scylladb-rust-university against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielHe4rt%2Ftwitter-scylladb-rust-university" "/workspace/builds/worker-5-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
[INFO] tweaked toml for git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DanielHe4rt/twitter-scylladb-rust-university already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling charybdis v0.7.0
[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-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-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-7 v0.1.0 (/opt/rustwide/workdir/lessons/step7)
[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] [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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 21s
[INFO] running `Command { std: "docker" "inspect" "495aafc53dfc23550ecc14e9020fb8ea6705026641d3f4b66b63dc9e5544fa1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495aafc53dfc23550ecc14e9020fb8ea6705026641d3f4b66b63dc9e5544fa1b", kill_on_drop: false }`
[INFO] [stdout] 495aafc53dfc23550ecc14e9020fb8ea6705026641d3f4b66b63dc9e5544fa1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd99702b8f5cc13ee74e01be8e58be6fd2f13abb8f96bde6e86967c73889bef3
[INFO] running `Command { std: "docker" "start" "-a" "bd99702b8f5cc13ee74e01be8e58be6fd2f13abb8f96bde6e86967c73889bef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling step-5 v0.1.0 (/opt/rustwide/workdir/lessons/step5)
[INFO] [stderr]    Compiling step-4 v0.1.0 (/opt/rustwide/workdir/lessons/step4)
[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-6 v0.1.0 (/opt/rustwide/workdir/lessons/step6)
[INFO] [stderr]    Compiling step-1 v0.1.0 (/opt/rustwide/workdir/lessons/step1)
[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: `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/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 `test` profile [unoptimized + debuginfo] target(s) in 24.08s
[INFO] running `Command { std: "docker" "inspect" "bd99702b8f5cc13ee74e01be8e58be6fd2f13abb8f96bde6e86967c73889bef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd99702b8f5cc13ee74e01be8e58be6fd2f13abb8f96bde6e86967c73889bef3", kill_on_drop: false }`
[INFO] [stdout] bd99702b8f5cc13ee74e01be8e58be6fd2f13abb8f96bde6e86967c73889bef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4313d1f86b085b60fab344b8c13e47398a3ded2b712e74c4537c040f28b3070
[INFO] running `Command { std: "docker" "start" "-a" "e4313d1f86b085b60fab344b8c13e47398a3ded2b712e74c4537c040f28b3070", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ExecutionProfile`
[INFO] [stderr]  --> lessons/step5/src/connection.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use scylla::{ExecutionProfile, Session, SessionBuilder};
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scylla::load_balancing::DefaultPolicy`
[INFO] [stderr]  --> lessons/step5/src/connection.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use scylla::load_balancing::DefaultPolicy;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scylla::statement::Consistency`
[INFO] [stderr]  --> lessons/step5/src/connection.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use scylla::statement::Consistency;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scylla::statement::Consistency`
[INFO] [stderr]  --> lessons/step6/src/connection.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use scylla::statement::Consistency;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::format`
[INFO] [stderr]  --> lessons/step2/src/workers/ingestion.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::format;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scylla::statement::Consistency`
[INFO] [stderr]  --> lessons/step7/src/connection.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use scylla::statement::Consistency;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `step-5` (bin "step-5" test) generated 3 warnings (run `cargo fix --bin "step-5" -p step-5 --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `step-6` (bin "step-6" test) generated 1 warning (run `cargo fix --bin "step-6" -p step-6 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `step-2` (bin "step-2" test) generated 1 warning (run `cargo fix --bin "step-2" -p step-2 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `step-7` (bin "step-7" test) generated 1 warning (run `cargo fix --bin "step-7" -p step-7 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_1-26b46b7a4205f3ae)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_2-f52ce75b2f5e9147)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_3-5d0d949743627ae5)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_4-ddef0881220e4384)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_5-4f5d82156af0eef6)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_6-727d2cbb81af97b0)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/step_7-ee612a653e9230fc)
[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" "e4313d1f86b085b60fab344b8c13e47398a3ded2b712e74c4537c040f28b3070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4313d1f86b085b60fab344b8c13e47398a3ded2b712e74c4537c040f28b3070", kill_on_drop: false }`
[INFO] [stdout] e4313d1f86b085b60fab344b8c13e47398a3ded2b712e74c4537c040f28b3070