[INFO] cloning repository https://github.com/zhangxiaocong/testrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangxiaocong/testrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangxiaocong%2Ftestrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangxiaocong%2Ftestrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2dbf849e0c4c1f57a1a76385ff1684040b14d50
[INFO] testing zhangxiaocong/testrust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangxiaocong%2Ftestrust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zhangxiaocong/testrust
[INFO] finished tweaking git repo https://github.com/zhangxiaocong/testrust
[INFO] tweaked toml for git repo https://github.com/zhangxiaocong/testrust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhangxiaocong/testrust 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/zhangxiaocong/testrust 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a2959ac59640c07413bc8afab4acf280407543495e7cb2b20697bcb6c1c310bc
[INFO] running `Command { std: "docker" "start" "-a" "a2959ac59640c07413bc8afab4acf280407543495e7cb2b20697bcb6c1c310bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2959ac59640c07413bc8afab4acf280407543495e7cb2b20697bcb6c1c310bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2959ac59640c07413bc8afab4acf280407543495e7cb2b20697bcb6c1c310bc", kill_on_drop: false }`
[INFO] [stdout] a2959ac59640c07413bc8afab4acf280407543495e7cb2b20697bcb6c1c310bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 52a6282b5b33b7d785b8479e2c4f9fd9065693c0ec20304ed13f36599c1e687a
[INFO] running `Command { std: "docker" "start" "-a" "52a6282b5b33b7d785b8479e2c4f9fd9065693c0ec20304ed13f36599c1e687a", kill_on_drop: false }`
[INFO] [stderr]    Compiling testrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cointype` is never read
[INFO] [stdout]   --> src/second.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Coin{
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 22 |   cointype:i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/second.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[warn(dead_code)]
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "52a6282b5b33b7d785b8479e2c4f9fd9065693c0ec20304ed13f36599c1e687a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a6282b5b33b7d785b8479e2c4f9fd9065693c0ec20304ed13f36599c1e687a", kill_on_drop: false }`
[INFO] [stdout] 52a6282b5b33b7d785b8479e2c4f9fd9065693c0ec20304ed13f36599c1e687a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2f92eb332d3d86d72865318745538a781999581f25632e33c874ea3ead930ed8
[INFO] running `Command { std: "docker" "start" "-a" "2f92eb332d3d86d72865318745538a781999581f25632e33c874ea3ead930ed8", kill_on_drop: false }`
[INFO] [stderr]    Compiling testrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cointype` is never read
[INFO] [stdout]   --> src/second.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Coin{
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 22 |   cointype:i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/second.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[warn(dead_code)]
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2f92eb332d3d86d72865318745538a781999581f25632e33c874ea3ead930ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f92eb332d3d86d72865318745538a781999581f25632e33c874ea3ead930ed8", kill_on_drop: false }`
[INFO] [stdout] 2f92eb332d3d86d72865318745538a781999581f25632e33c874ea3ead930ed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 056e2aceb9acae50811eec5fdc3a09c79f43d06373e04ef6c1c15d3915892a20
[INFO] running `Command { std: "docker" "start" "-a" "056e2aceb9acae50811eec5fdc3a09c79f43d06373e04ef6c1c15d3915892a20", kill_on_drop: false }`
[INFO] [stderr] warning: field `cointype` is never read
[INFO] [stderr]   --> src/second.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Coin{
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 22 |   cointype:i32,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/second.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[warn(dead_code)]
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `testrust` (bin "testrust" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/testrust-aae517ff7f1672f4)
[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" "056e2aceb9acae50811eec5fdc3a09c79f43d06373e04ef6c1c15d3915892a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056e2aceb9acae50811eec5fdc3a09c79f43d06373e04ef6c1c15d3915892a20", kill_on_drop: false }`
[INFO] [stdout] 056e2aceb9acae50811eec5fdc3a09c79f43d06373e04ef6c1c15d3915892a20