[INFO] cloning repository https://github.com/alisyahidin/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alisyahidin/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falisyahidin%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falisyahidin%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39e06a4c47405f6bd1d3bfee0b1d08a704491315
[INFO] testing alisyahidin/learn-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falisyahidin%2Flearn-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alisyahidin/learn-rust
[INFO] finished tweaking git repo https://github.com/alisyahidin/learn-rust
[INFO] tweaked toml for git repo https://github.com/alisyahidin/learn-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alisyahidin/learn-rust 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 git repo https://github.com/alisyahidin/learn-rust 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a0a44b408db7347f0d5e6fb4686d900a705e4ddca606165e3f33c02f1988567
[INFO] running `Command { std: "docker" "start" "-a" "2a0a44b408db7347f0d5e6fb4686d900a705e4ddca606165e3f33c02f1988567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a0a44b408db7347f0d5e6fb4686d900a705e4ddca606165e3f33c02f1988567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0a44b408db7347f0d5e6fb4686d900a705e4ddca606165e3f33c02f1988567", kill_on_drop: false }`
[INFO] [stdout] 2a0a44b408db7347f0d5e6fb4686d900a705e4ddca606165e3f33c02f1988567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2ff72d3ce13e611bfc116147ef6fd87fd5f7ac61cd4febcc33b115356dbd39a3
[INFO] running `Command { std: "docker" "start" "-a" "2ff72d3ce13e611bfc116147ef6fd87fd5f7ac61cd4febcc33b115356dbd39a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/main.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Address(f32, f32, f32);
[INFO] [stdout]    |        -------      ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 87 - struct Address(f32, f32, f32);
[INFO] [stdout] 87 + struct Address(f32, (), f32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Monday`, `Tuesday`, `Wednesday`, `Thursday`, `Friday`, and `Sunday` are never constructed
[INFO] [stdout]    --> src/main.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | enum Day {
[INFO] [stdout]     |      --- variants in this enum
[INFO] [stdout] 127 |     Monday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 128 |     Tuesday,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 129 |     Wednesday,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 130 |     Thursday,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 131 |     Friday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 132 |     Saturday,
[INFO] [stdout] 133 |     Sunday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.83s
[INFO] running `Command { std: "docker" "inspect" "2ff72d3ce13e611bfc116147ef6fd87fd5f7ac61cd4febcc33b115356dbd39a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff72d3ce13e611bfc116147ef6fd87fd5f7ac61cd4febcc33b115356dbd39a3", kill_on_drop: false }`
[INFO] [stdout] 2ff72d3ce13e611bfc116147ef6fd87fd5f7ac61cd4febcc33b115356dbd39a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/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] 4a2b37e74f16b5ae4ff79ae91e60586365f5cc6ca110655c5e37e250457ca996
[INFO] running `Command { std: "docker" "start" "-a" "4a2b37e74f16b5ae4ff79ae91e60586365f5cc6ca110655c5e37e250457ca996", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/main.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Address(f32, f32, f32);
[INFO] [stdout]    |        -------      ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 87 - struct Address(f32, f32, f32);
[INFO] [stdout] 87 + struct Address(f32, (), f32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Monday`, `Tuesday`, `Wednesday`, `Thursday`, `Friday`, and `Sunday` are never constructed
[INFO] [stdout]    --> src/main.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | enum Day {
[INFO] [stdout]     |      --- variants in this enum
[INFO] [stdout] 127 |     Monday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 128 |     Tuesday,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 129 |     Wednesday,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 130 |     Thursday,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 131 |     Friday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 132 |     Saturday,
[INFO] [stdout] 133 |     Sunday,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "4a2b37e74f16b5ae4ff79ae91e60586365f5cc6ca110655c5e37e250457ca996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2b37e74f16b5ae4ff79ae91e60586365f5cc6ca110655c5e37e250457ca996", kill_on_drop: false }`
[INFO] [stdout] 4a2b37e74f16b5ae4ff79ae91e60586365f5cc6ca110655c5e37e250457ca996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6ba65e3f08bca59b70af1fd26ece2081cb2891353931663aaff4e3b70834785b
[INFO] running `Command { std: "docker" "start" "-a" "6ba65e3f08bca59b70af1fd26ece2081cb2891353931663aaff4e3b70834785b", kill_on_drop: false }`
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]   --> src/main.rs:87:21
[INFO] [stderr]    |
[INFO] [stderr] 87 | struct Address(f32, f32, f32);
[INFO] [stderr]    |        -------      ^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 87 - struct Address(f32, f32, f32);
[INFO] [stderr] 87 + struct Address(f32, (), f32);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Monday`, `Tuesday`, `Wednesday`, `Thursday`, `Friday`, and `Sunday` are never constructed
[INFO] [stderr]    --> src/main.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 126 | enum Day {
[INFO] [stderr]     |      --- variants in this enum
[INFO] [stderr] 127 |     Monday,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 128 |     Tuesday,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 129 |     Wednesday,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 130 |     Thursday,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 131 |     Friday,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 132 |     Saturday,
[INFO] [stderr] 133 |     Sunday,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-rust` (bin "hello-rust" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hello_rust-5f4d02cca35d3421)
[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" "6ba65e3f08bca59b70af1fd26ece2081cb2891353931663aaff4e3b70834785b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba65e3f08bca59b70af1fd26ece2081cb2891353931663aaff4e3b70834785b", kill_on_drop: false }`
[INFO] [stdout] 6ba65e3f08bca59b70af1fd26ece2081cb2891353931663aaff4e3b70834785b