[INFO] fetching crate My-7 0.1.1...
[INFO] testing My-7-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate My-7 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate My-7 0.1.1
[INFO] finished tweaking crates.io crate My-7 0.1.1
[INFO] tweaked toml for crates.io crate My-7 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate My-7 0.1.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate My-7 0.1.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11454f56bb8d66809344806f1fd19ac1fa427663c8b2e8e9ec84ba3a6c362b03
[INFO] running `Command { std: "docker" "start" "-a" "11454f56bb8d66809344806f1fd19ac1fa427663c8b2e8e9ec84ba3a6c362b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11454f56bb8d66809344806f1fd19ac1fa427663c8b2e8e9ec84ba3a6c362b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11454f56bb8d66809344806f1fd19ac1fa427663c8b2e8e9ec84ba3a6c362b03", kill_on_drop: false }`
[INFO] [stdout] 11454f56bb8d66809344806f1fd19ac1fa427663c8b2e8e9ec84ba3a6c362b03
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0e3c75cc4ebf9b2351bb9b8c6cd9cb1b70a6cfd1257e069403da24077aa2c1d2
[INFO] running `Command { std: "docker" "start" "-a" "0e3c75cc4ebf9b2351bb9b8c6cd9cb1b70a6cfd1257e069403da24077aa2c1d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling My-7 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::back_of_house::*`
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     use crate::back_of_house::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order1`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let order1 = Appetiziters::Soup;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order2`
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let order2 = crate::house::Appetiziters::Salad;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Breakfast` is never constructed
[INFO] [stdout]  --> src/main.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub struct Breakfast {
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `summer` is never used
[INFO] [stdout]   --> src/main.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     impl Breakfast {
[INFO] [stdout]    |     -------------- associated function in this implementation
[INFO] [stdout] 15 |         pub fn summer(toast: &str) -> Breakfast {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn eat_at_restaurant() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Appetiziters` is never used
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub enum Appetiziters {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]   --> src/main.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn add_to_waitlist() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0e3c75cc4ebf9b2351bb9b8c6cd9cb1b70a6cfd1257e069403da24077aa2c1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3c75cc4ebf9b2351bb9b8c6cd9cb1b70a6cfd1257e069403da24077aa2c1d2", kill_on_drop: false }`
[INFO] [stdout] 0e3c75cc4ebf9b2351bb9b8c6cd9cb1b70a6cfd1257e069403da24077aa2c1d2
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8b4f17f11ce135a3ba8cb4c86f72d43d269e10b968000cb4cfc05b33303c1bb7
[INFO] running `Command { std: "docker" "start" "-a" "8b4f17f11ce135a3ba8cb4c86f72d43d269e10b968000cb4cfc05b33303c1bb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling My-7 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::back_of_house::*`
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     use crate::back_of_house::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order1`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let order1 = Appetiziters::Soup;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order2`
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let order2 = crate::house::Appetiziters::Salad;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Breakfast` is never constructed
[INFO] [stdout]  --> src/main.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub struct Breakfast {
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `summer` is never used
[INFO] [stdout]   --> src/main.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     impl Breakfast {
[INFO] [stdout]    |     -------------- associated function in this implementation
[INFO] [stdout] 15 |         pub fn summer(toast: &str) -> Breakfast {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn eat_at_restaurant() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Appetiziters` is never used
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub enum Appetiziters {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]   --> src/main.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn add_to_waitlist() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "8b4f17f11ce135a3ba8cb4c86f72d43d269e10b968000cb4cfc05b33303c1bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4f17f11ce135a3ba8cb4c86f72d43d269e10b968000cb4cfc05b33303c1bb7", kill_on_drop: false }`
[INFO] [stdout] 8b4f17f11ce135a3ba8cb4c86f72d43d269e10b968000cb4cfc05b33303c1bb7
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 584f93961ebf7a5e0e59fed5fe4f5473f334249ce2fc95f592c5847fba6dd0ea
[INFO] running `Command { std: "docker" "start" "-a" "584f93961ebf7a5e0e59fed5fe4f5473f334249ce2fc95f592c5847fba6dd0ea", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::back_of_house::*`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     use crate::back_of_house::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `order1`
[INFO] [stderr]   --> src/main.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let order1 = Appetiziters::Soup;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `order2`
[INFO] [stderr]   --> src/main.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let order2 = crate::house::Appetiziters::Salad;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Breakfast` is never constructed
[INFO] [stderr]  --> src/main.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub struct Breakfast {
[INFO] [stderr]   |                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `summer` is never used
[INFO] [stderr]   --> src/main.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     impl Breakfast {
[INFO] [stderr]    |     -------------- associated function in this implementation
[INFO] [stderr] 15 |         pub fn summer(toast: &str) -> Breakfast {
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `eat_at_restaurant` is never used
[INFO] [stderr]   --> src/main.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn eat_at_restaurant() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Appetiziters` is never used
[INFO] [stderr]   --> src/main.rs:40:14
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub enum Appetiziters {
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_to_waitlist` is never used
[INFO] [stderr]   --> src/main.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn add_to_waitlist() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `My-7` (bin "My-7" test) generated 8 warnings (run `cargo fix --bin "My-7" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/My_7-a8b2c8e178fb3fb0)
[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" "584f93961ebf7a5e0e59fed5fe4f5473f334249ce2fc95f592c5847fba6dd0ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584f93961ebf7a5e0e59fed5fe4f5473f334249ce2fc95f592c5847fba6dd0ea", kill_on_drop: false }`
[INFO] [stdout] 584f93961ebf7a5e0e59fed5fe4f5473f334249ce2fc95f592c5847fba6dd0ea