[INFO] fetching crate myrestaurant 0.1.0...
[INFO] testing myrestaurant-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate myrestaurant 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate myrestaurant 0.1.0
[INFO] finished tweaking crates.io crate myrestaurant 0.1.0
[INFO] tweaked toml for crates.io crate myrestaurant 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate myrestaurant 0.1.0 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 myrestaurant 0.1.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c9a3a1048f91004e47f4cd8a66b1b13fb5484231665495a363d55788becb58f5
[INFO] running `Command { std: "docker" "start" "-a" "c9a3a1048f91004e47f4cd8a66b1b13fb5484231665495a363d55788becb58f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9a3a1048f91004e47f4cd8a66b1b13fb5484231665495a363d55788becb58f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a3a1048f91004e47f4cd8a66b1b13fb5484231665495a363d55788becb58f5", kill_on_drop: false }`
[INFO] [stdout] c9a3a1048f91004e47f4cd8a66b1b13fb5484231665495a363d55788becb58f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c71aaf8793f267c4eac7ef68fa2ed4d81689bc48ee5964ee3a2ae2c81a27c031
[INFO] running `Command { std: "docker" "start" "-a" "c71aaf8793f267c4eac7ef68fa2ed4d81689bc48ee5964ee3a2ae2c81a27c031", kill_on_drop: false }`
[INFO] [stderr]    Compiling myrestaurant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]  --> src/front_of_house/hosting.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn add_to_waitlist() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_order` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn take_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_order` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn serve_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_payment` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn take_payment() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `complain` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn complain() {}
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c71aaf8793f267c4eac7ef68fa2ed4d81689bc48ee5964ee3a2ae2c81a27c031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71aaf8793f267c4eac7ef68fa2ed4d81689bc48ee5964ee3a2ae2c81a27c031", kill_on_drop: false }`
[INFO] [stdout] c71aaf8793f267c4eac7ef68fa2ed4d81689bc48ee5964ee3a2ae2c81a27c031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ab9b2b0a078353106776f8f43b23cee941e26c2dfe3bd493ad3cbc68f6b54de5
[INFO] running `Command { std: "docker" "start" "-a" "ab9b2b0a078353106776f8f43b23cee941e26c2dfe3bd493ad3cbc68f6b54de5", kill_on_drop: false }`
[INFO] [stderr]    Compiling myrestaurant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]  --> src/front_of_house/hosting.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn add_to_waitlist() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_order` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn take_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_order` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn serve_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_payment` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn take_payment() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `complain` is never used
[INFO] [stdout]  --> src/front_of_house/serving.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn complain() {}
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "ab9b2b0a078353106776f8f43b23cee941e26c2dfe3bd493ad3cbc68f6b54de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9b2b0a078353106776f8f43b23cee941e26c2dfe3bd493ad3cbc68f6b54de5", kill_on_drop: false }`
[INFO] [stdout] ab9b2b0a078353106776f8f43b23cee941e26c2dfe3bd493ad3cbc68f6b54de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f0ae06d987d870c518caa109bfeab4f4746f06b44f87331d9b46ecdc49949b69
[INFO] running `Command { std: "docker" "start" "-a" "f0ae06d987d870c518caa109bfeab4f4746f06b44f87331d9b46ecdc49949b69", kill_on_drop: false }`
[INFO] [stderr] warning: function `add_to_waitlist` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/front_of_house/hosting.rs:1:8
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | pub fn add_to_waitlist() {}
[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]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function `take_order` is never used
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]  --> src/front_of_house/serving.rs:1:8
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn take_order() {}
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `serve_order` is never used
[INFO] [stderr]  --> src/front_of_house/serving.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn serve_order() {}
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `take_payment` is never used
[INFO] [stderr]  --> src/front_of_house/serving.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn take_payment() {}
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `complain` is never used
[INFO] [stderr]  --> src/front_of_house/serving.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn complain() {}
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `myrestaurant` (bin "myrestaurant" test) generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/myrestaurant-1a01cf9494ec53b1)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/myrestaurant-4d932506025fcad2)
[INFO] running `Command { std: "docker" "inspect" "f0ae06d987d870c518caa109bfeab4f4746f06b44f87331d9b46ecdc49949b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ae06d987d870c518caa109bfeab4f4746f06b44f87331d9b46ecdc49949b69", kill_on_drop: false }`
[INFO] [stdout] f0ae06d987d870c518caa109bfeab4f4746f06b44f87331d9b46ecdc49949b69