[INFO] cloning repository https://github.com/zjsxwc/myLearnRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zjsxwc/myLearnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjsxwc%2FmyLearnRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjsxwc%2FmyLearnRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d1c059fa15eac49cfc22fd014c1034e6eb80db8 [INFO] testing zjsxwc/myLearnRust against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjsxwc%2FmyLearnRust" "/workspace/builds/worker-72/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zjsxwc/myLearnRust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zjsxwc/myLearnRust [INFO] finished tweaking git repo https://github.com/zjsxwc/myLearnRust [INFO] tweaked toml for git repo https://github.com/zjsxwc/myLearnRust written to /workspace/builds/worker-72/source/Cargo.toml [INFO] crate git repo https://github.com/zjsxwc/myLearnRust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60cf745a5d39c4b0e5343ea8d24c16499593842ffd73d2eaa197b47f51644da3 [INFO] running `Command { std: "docker" "start" "-a" "60cf745a5d39c4b0e5343ea8d24c16499593842ffd73d2eaa197b47f51644da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60cf745a5d39c4b0e5343ea8d24c16499593842ffd73d2eaa197b47f51644da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60cf745a5d39c4b0e5343ea8d24c16499593842ffd73d2eaa197b47f51644da3", kill_on_drop: false }` [INFO] [stdout] 60cf745a5d39c4b0e5343ea8d24c16499593842ffd73d2eaa197b47f51644da3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e14b51d76fb0c064362c7c44b01978bcbb93bc865b8973a232e6a0384ecf35a7 [INFO] running `Command { std: "docker" "start" "-a" "e14b51d76fb0c064362c7c44b01978bcbb93bc865b8973a232e6a0384ecf35a7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling untitled7 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let b = Cons(3, Rc::clone(&a)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let c = Cons(4, Rc::clone(&a)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vv` [INFO] [stdout] --> src/main.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let vv = &mut v.1;// 资源所有权在v.1手上，vv向v.1获取可变借用 [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.56s [INFO] running `Command { std: "docker" "inspect" "e14b51d76fb0c064362c7c44b01978bcbb93bc865b8973a232e6a0384ecf35a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e14b51d76fb0c064362c7c44b01978bcbb93bc865b8973a232e6a0384ecf35a7", kill_on_drop: false }` [INFO] [stdout] e14b51d76fb0c064362c7c44b01978bcbb93bc865b8973a232e6a0384ecf35a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac48bcc1cb1b6a7d433b5d9876bd17a7a32e2ff39eb7cd1c9734265eeee95b4c [INFO] running `Command { std: "docker" "start" "-a" "ac48bcc1cb1b6a7d433b5d9876bd17a7a32e2ff39eb7cd1c9734265eeee95b4c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling untitled7 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let b = Cons(3, Rc::clone(&a)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let c = Cons(4, Rc::clone(&a)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vv` [INFO] [stdout] --> src/main.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let vv = &mut v.1;// 资源所有权在v.1手上，vv向v.1获取可变借用 [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "ac48bcc1cb1b6a7d433b5d9876bd17a7a32e2ff39eb7cd1c9734265eeee95b4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac48bcc1cb1b6a7d433b5d9876bd17a7a32e2ff39eb7cd1c9734265eeee95b4c", kill_on_drop: false }` [INFO] [stdout] ac48bcc1cb1b6a7d433b5d9876bd17a7a32e2ff39eb7cd1c9734265eeee95b4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fa02b2cd82b5e279a3eba6c6c11619ba16f40d462c1b24df2a63a85bdd62d5ea [INFO] running `Command { std: "docker" "start" "-a" "fa02b2cd82b5e279a3eba6c6c11619ba16f40d462c1b24df2a63a85bdd62d5ea", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/main.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | let b = Cons(3, Rc::clone(&a)); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | let c = Cons(4, Rc::clone(&a)); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vv` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let vv = &mut v.1;// 资源所有权在v.1手上，vv向v.1获取可变借用 [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_vv` [INFO] [stderr] [INFO] [stderr] warning: `untitled7` (bin "untitled7" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/untitled7-a2d32dcc4a8b3649) [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" "fa02b2cd82b5e279a3eba6c6c11619ba16f40d462c1b24df2a63a85bdd62d5ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa02b2cd82b5e279a3eba6c6c11619ba16f40d462c1b24df2a63a85bdd62d5ea", kill_on_drop: false }` [INFO] [stdout] fa02b2cd82b5e279a3eba6c6c11619ba16f40d462c1b24df2a63a85bdd62d5ea