[INFO] fetching crate myveryhotcrate 0.1.0...
[INFO] testing myveryhotcrate-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate myveryhotcrate 0.1.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate myveryhotcrate 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate myveryhotcrate 0.1.0
[INFO] finished tweaking crates.io crate myveryhotcrate 0.1.0
[INFO] tweaked toml for crates.io crate myveryhotcrate 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate crates.io crate myveryhotcrate 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40b84844b29e379a9203c486b95351f31908cb719b8dc58cd1ac21600abe0fb5
[INFO] running `Command { std: "docker" "start" "-a" "40b84844b29e379a9203c486b95351f31908cb719b8dc58cd1ac21600abe0fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40b84844b29e379a9203c486b95351f31908cb719b8dc58cd1ac21600abe0fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b84844b29e379a9203c486b95351f31908cb719b8dc58cd1ac21600abe0fb5", kill_on_drop: false }`
[INFO] [stdout] 40b84844b29e379a9203c486b95351f31908cb719b8dc58cd1ac21600abe0fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfebd29add57f98f81b5e45f9c9a3ac290514557f3bf2055ee226b125169bba2
[INFO] running `Command { std: "docker" "start" "-a" "dfebd29add57f98f81b5e45f9c9a3ac290514557f3bf2055ee226b125169bba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling myveryhotcrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/tt/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserID`
[INFO] [stdout]  --> src/mod_1.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | type UserID = String;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Options`
[INFO] [stdout]  --> src/mod_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Options {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `FetchOption`
[INFO] [stdout]  --> src/mod_1.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type FetchOption = Box<dyn FnOnce(&mut Options)>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_option_set_user_id`
[INFO] [stdout]  --> src/mod_1.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fetch_option_set_user_id(user_id: UserID) -> FetchOption {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_options`
[INFO] [stdout]   --> src/mod_1.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn apply_options(options: Vec<FetchOption>) -> Options {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrCardNotFound`
[INFO] [stdout]  --> src/tt/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ErrCardNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tt/errors.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrTransactionNotFound`
[INFO] [stdout]  --> src/tt/errors.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ErrTransactionNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tt/errors.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dada`
[INFO] [stdout]   --> src/tt/errors.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn dada() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.56s
[INFO] running `Command { std: "docker" "inspect" "dfebd29add57f98f81b5e45f9c9a3ac290514557f3bf2055ee226b125169bba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfebd29add57f98f81b5e45f9c9a3ac290514557f3bf2055ee226b125169bba2", kill_on_drop: false }`
[INFO] [stdout] dfebd29add57f98f81b5e45f9c9a3ac290514557f3bf2055ee226b125169bba2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0604de9e6cee8e65a98921d8d86906c23c152322c8bad13b08d296858a01505
[INFO] running `Command { std: "docker" "start" "-a" "d0604de9e6cee8e65a98921d8d86906c23c152322c8bad13b08d296858a01505", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myveryhotcrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/tt/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserID`
[INFO] [stdout]  --> src/mod_1.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | type UserID = String;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Options`
[INFO] [stdout]  --> src/mod_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Options {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `FetchOption`
[INFO] [stdout]  --> src/mod_1.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type FetchOption = Box<dyn FnOnce(&mut Options)>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_option_set_user_id`
[INFO] [stdout]  --> src/mod_1.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fetch_option_set_user_id(user_id: UserID) -> FetchOption {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_options`
[INFO] [stdout]   --> src/mod_1.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn apply_options(options: Vec<FetchOption>) -> Options {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrCardNotFound`
[INFO] [stdout]  --> src/tt/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ErrCardNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tt/errors.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrTransactionNotFound`
[INFO] [stdout]  --> src/tt/errors.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ErrTransactionNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tt/errors.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dada`
[INFO] [stdout]   --> src/tt/errors.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn dada() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/tt/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/tt/errors.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let r: Result<i32, Errors> = Ok(1);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/tt/errors.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let r: Result<i32, Errors> = Err(Errors::ErrCardNotFound);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrTransactionNotFound`
[INFO] [stdout]  --> src/tt/errors.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ErrTransactionNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tt/errors.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dada`
[INFO] [stdout]   --> src/tt/errors.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn dada() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "d0604de9e6cee8e65a98921d8d86906c23c152322c8bad13b08d296858a01505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0604de9e6cee8e65a98921d8d86906c23c152322c8bad13b08d296858a01505", kill_on_drop: false }`
[INFO] [stdout] d0604de9e6cee8e65a98921d8d86906c23c152322c8bad13b08d296858a01505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2348b6dd15b508f8555edbd8fe25e6c1ac6f0d030a32d9080fe0143b5a1ea41
[INFO] running `Command { std: "docker" "start" "-a" "d2348b6dd15b508f8555edbd8fe25e6c1ac6f0d030a32d9080fe0143b5a1ea41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/tt/errors.rs:1:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 3 tests
[INFO] [stderr] 1 | use std::error::Error;
[INFO] [stdout] test tt::errors::tests::t ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] test tt::mando::tests::test_con ... ok
[INFO] [stderr]   |
[INFO] [stdout] test mod_1::tests::test_options ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: type alias is never used: `UserID`
[INFO] [stdout] 
[INFO] [stderr]  --> src/mod_1.rs:1:1
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 1 | type UserID = String;
[INFO] [stdout] 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Options`
[INFO] [stderr]  --> src/mod_1.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Options {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `FetchOption`
[INFO] [stderr]  --> src/mod_1.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | type FetchOption = Box<dyn FnOnce(&mut Options)>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fetch_option_set_user_id`
[INFO] [stderr]  --> src/mod_1.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn fetch_option_set_user_id(user_id: UserID) -> FetchOption {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `apply_options`
[INFO] [stderr]   --> src/mod_1.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn apply_options(options: Vec<FetchOption>) -> Options {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ErrCardNotFound`
[INFO] [stderr]  --> src/tt/errors.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     ErrCardNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/tt/errors.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ErrTransactionNotFound`
[INFO] [stderr]  --> src/tt/errors.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ErrTransactionNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/tt/errors.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dada`
[INFO] [stderr]   --> src/tt/errors.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn dada() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `myveryhotcrate` (lib) generated 9 warnings
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/tt/errors.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let r: Result<i32, Errors> = Ok(1);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/tt/errors.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let r: Result<i32, Errors> = Err(Errors::ErrCardNotFound);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ErrTransactionNotFound`
[INFO] [stderr]  --> src/tt/errors.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ErrTransactionNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/tt/errors.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `myveryhotcrate` (lib test) generated 5 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myveryhotcrate-d0d753c365ad694b)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myveryhotcrate-0ac490da2e6d8f5d)
[INFO] [stderr]    Doc-tests myveryhotcrate
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/tt/errors.rs - tt::errors::Errors::dada (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2348b6dd15b508f8555edbd8fe25e6c1ac6f0d030a32d9080fe0143b5a1ea41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2348b6dd15b508f8555edbd8fe25e6c1ac6f0d030a32d9080fe0143b5a1ea41", kill_on_drop: false }`
[INFO] [stdout] d2348b6dd15b508f8555edbd8fe25e6c1ac6f0d030a32d9080fe0143b5a1ea41