[INFO] cloning repository https://github.com/fe-franco/mockdata2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fe-franco/mockdata2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffe-franco%2Fmockdata2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffe-franco%2Fmockdata2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e06d2759bae86414c7b36e4b579c2626f13e36e
[INFO] checking fe-franco/mockdata2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffe-franco%2Fmockdata2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fe-franco/mockdata2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fe-franco/mockdata2
[INFO] finished tweaking git repo https://github.com/fe-franco/mockdata2
[INFO] tweaked toml for git repo https://github.com/fe-franco/mockdata2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fe-franco/mockdata2 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "start" "-a" "be151b21231d9a2785112c4627e8d07f2ecf6389d8ee91a640526391d827936e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be151b21231d9a2785112c4627e8d07f2ecf6389d8ee91a640526391d827936e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be151b21231d9a2785112c4627e8d07f2ecf6389d8ee91a640526391d827936e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking mockdata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/common.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{self, Rng};
[INFO] [stdout]   |            ^^^^ the item `rand` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreetName`
[INFO] [stdout]  --> src/tables/hospital.rs:6:57
[INFO] [stdout]   |
[INFO] [stdout] 6 |         address::en::{BuildingNumber, SecondaryAddress, StreetName},
[INFO] [stdout]   |                                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/common.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{self, Rng};
[INFO] [stdout]   |            ^^^^ the item `rand` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreetName`
[INFO] [stdout]  --> src/tables/hospital.rs:6:57
[INFO] [stdout]   |
[INFO] [stdout] 6 |         address::en::{BuildingNumber, SecondaryAddress, StreetName},
[INFO] [stdout]   |                                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/common.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 216 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 217 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_MEDICAMENTO_ROWS` is never used
[INFO] [stdout]  --> src/constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const T_RHSTU_MEDICAMENTO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.00081) as u64;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_TIPO_CONTATO_ROWS` is never used
[INFO] [stdout]   --> src/constants.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) const T_RHSTU_TIPO_CONTATO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.0000006) as u64;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_FORMA_PAGAMENTO_ROWS` is never used
[INFO] [stdout]   --> src/constants.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) const T_RHSTU_FORMA_PAGAMENTO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.0000006) as u64;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/common.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 216 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 217 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_MEDICAMENTO_ROWS` is never used
[INFO] [stdout]  --> src/constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const T_RHSTU_MEDICAMENTO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.00081) as u64;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_TIPO_CONTATO_ROWS` is never used
[INFO] [stdout]   --> src/constants.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) const T_RHSTU_TIPO_CONTATO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.0000006) as u64;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `T_RHSTU_FORMA_PAGAMENTO_ROWS` is never used
[INFO] [stdout]   --> src/constants.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) const T_RHSTU_FORMA_PAGAMENTO_ROWS: u64 = (TOTAL_ROWS as f64 * 0.0000006) as u64;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.61s
[INFO] running `Command { std: "docker" "inspect" "e582c7fb1f3a99c6eea9ffdef0f04a1085fe62afe8d9e2dda7b9959188c36e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e582c7fb1f3a99c6eea9ffdef0f04a1085fe62afe8d9e2dda7b9959188c36e81", kill_on_drop: false }`
[INFO] [stdout] e582c7fb1f3a99c6eea9ffdef0f04a1085fe62afe8d9e2dda7b9959188c36e81