[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#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangxiaocong%2Ftestrust" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhangxiaocong/testrust on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-74/source/Cargo.toml
[INFO] crate git repo https://github.com/zhangxiaocong/testrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b91254ff079eb527df1a65b9ba4268043e580b6018a8a141343ccd2dc91cc86
[INFO] running `Command { std: "docker" "start" "-a" "4b91254ff079eb527df1a65b9ba4268043e580b6018a8a141343ccd2dc91cc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b91254ff079eb527df1a65b9ba4268043e580b6018a8a141343ccd2dc91cc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b91254ff079eb527df1a65b9ba4268043e580b6018a8a141343ccd2dc91cc86", kill_on_drop: false }`
[INFO] [stdout] 4b91254ff079eb527df1a65b9ba4268043e580b6018a8a141343ccd2dc91cc86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90eb8032f81ed2f4508c75d165d6db6e9c9f8e6d49ac35a52b98a7265d9f4e75
[INFO] running `Command { std: "docker" "start" "-a" "90eb8032f81ed2f4508c75d165d6db6e9c9f8e6d49ac35a52b98a7265d9f4e75", kill_on_drop: false }`
[INFO] [stderr]    Compiling testrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cointype`
[INFO] [stdout]   --> src/second.rs:22:3
[INFO] [stdout]    |
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "90eb8032f81ed2f4508c75d165d6db6e9c9f8e6d49ac35a52b98a7265d9f4e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90eb8032f81ed2f4508c75d165d6db6e9c9f8e6d49ac35a52b98a7265d9f4e75", kill_on_drop: false }`
[INFO] [stdout] 90eb8032f81ed2f4508c75d165d6db6e9c9f8e6d49ac35a52b98a7265d9f4e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fccab51ab7abe9e0ec2845a9acbe5ed5eb805c743db57af409f1ee41f69f573f
[INFO] running `Command { std: "docker" "start" "-a" "fccab51ab7abe9e0ec2845a9acbe5ed5eb805c743db57af409f1ee41f69f573f", kill_on_drop: false }`
[INFO] [stderr]    Compiling testrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cointype`
[INFO] [stdout]   --> src/second.rs:22:3
[INFO] [stdout]    |
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "fccab51ab7abe9e0ec2845a9acbe5ed5eb805c743db57af409f1ee41f69f573f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccab51ab7abe9e0ec2845a9acbe5ed5eb805c743db57af409f1ee41f69f573f", kill_on_drop: false }`
[INFO] [stdout] fccab51ab7abe9e0ec2845a9acbe5ed5eb805c743db57af409f1ee41f69f573f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74a5c62cefb545ec1249020cf545246dc3918b0ab506f734880800cf23107734
[INFO] running `Command { std: "docker" "start" "-a" "74a5c62cefb545ec1249020cf545246dc3918b0ab506f734880800cf23107734", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `cointype`
[INFO] [stderr]   --> src/second.rs:22:3
[INFO] [stderr]    |
[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 [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testrust-15cb57a0f19bee06)
[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" "74a5c62cefb545ec1249020cf545246dc3918b0ab506f734880800cf23107734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a5c62cefb545ec1249020cf545246dc3918b0ab506f734880800cf23107734", kill_on_drop: false }`
[INFO] [stdout] 74a5c62cefb545ec1249020cf545246dc3918b0ab506f734880800cf23107734