[INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/xxf1996/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxf1996/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f577dcce2c7e299ad50f72d40c925cea83d7c0ac [INFO] testing xxf1996/rust-practice against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xxf1996/rust-practice on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xxf1996/rust-practice [INFO] finished tweaking git repo https://github.com/xxf1996/rust-practice [INFO] tweaked toml for git repo https://github.com/xxf1996/rust-practice written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/xxf1996/rust-practice 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" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc0d54cf1f0a9753169ae63fba9c92276274a3659aab8cdb91035f6bb203af04 [INFO] running `Command { std: "docker" "start" "-a" "dc0d54cf1f0a9753169ae63fba9c92276274a3659aab8cdb91035f6bb203af04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc0d54cf1f0a9753169ae63fba9c92276274a3659aab8cdb91035f6bb203af04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc0d54cf1f0a9753169ae63fba9c92276274a3659aab8cdb91035f6bb203af04", kill_on_drop: false }` [INFO] [stdout] dc0d54cf1f0a9753169ae63fba9c92276274a3659aab8cdb91035f6bb203af04 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f042d9385e2d77f4b6257254abf5d16785d963209eafcef18fd92d7cf154627 [INFO] running `Command { std: "docker" "start" "-a" "1f042d9385e2d77f4b6257254abf5d16785d963209eafcef18fd92d7cf154627", kill_on_drop: false }` [INFO] [stderr] Compiling rust-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `age` and `name` are never read [INFO] [stdout] --> src/main.rs:18:3 [INFO] [stdout] | [INFO] [stdout] 16 | struct Test { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 17 | user: String, [INFO] [stdout] 18 | age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `borrow` is never used [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn borrow(str: &mut String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `slice_test` is never used [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn slice_test() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_sth` is never used [INFO] [stdout] --> src/mod_test.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | fn some_sth() -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `no_name` is never used [INFO] [stdout] --> src/mod_test.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn no_name() -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_err` is never used [INFO] [stdout] --> src/error_test.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn some_err() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unwrap_test` is never used [INFO] [stdout] --> src/error_test.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn unwrap_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expect_test` is never used [INFO] [stdout] --> src/error_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn expect_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "1f042d9385e2d77f4b6257254abf5d16785d963209eafcef18fd92d7cf154627", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f042d9385e2d77f4b6257254abf5d16785d963209eafcef18fd92d7cf154627", kill_on_drop: false }` [INFO] [stdout] 1f042d9385e2d77f4b6257254abf5d16785d963209eafcef18fd92d7cf154627 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21692bc5fe71b8e9471c7b1a2e11b938d32bbad1a389492e609bf5d615ff0f17 [INFO] running `Command { std: "docker" "start" "-a" "21692bc5fe71b8e9471c7b1a2e11b938d32bbad1a389492e609bf5d615ff0f17", kill_on_drop: false }` [INFO] [stderr] Compiling rust-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `age` and `name` are never read [INFO] [stdout] --> src/main.rs:18:3 [INFO] [stdout] | [INFO] [stdout] 16 | struct Test { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 17 | user: String, [INFO] [stdout] 18 | age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `borrow` is never used [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn borrow(str: &mut String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `slice_test` is never used [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn slice_test() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_sth` is never used [INFO] [stdout] --> src/mod_test.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | fn some_sth() -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `no_name` is never used [INFO] [stdout] --> src/mod_test.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn no_name() -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_err` is never used [INFO] [stdout] --> src/error_test.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn some_err() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unwrap_test` is never used [INFO] [stdout] --> src/error_test.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn unwrap_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expect_test` is never used [INFO] [stdout] --> src/error_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn expect_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "21692bc5fe71b8e9471c7b1a2e11b938d32bbad1a389492e609bf5d615ff0f17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21692bc5fe71b8e9471c7b1a2e11b938d32bbad1a389492e609bf5d615ff0f17", kill_on_drop: false }` [INFO] [stdout] 21692bc5fe71b8e9471c7b1a2e11b938d32bbad1a389492e609bf5d615ff0f17 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fa1ae8bf35d3986235f6cf664ff749be69e29218707e7d2f26465416e70f5ef7 [INFO] running `Command { std: "docker" "start" "-a" "fa1ae8bf35d3986235f6cf664ff749be69e29218707e7d2f26465416e70f5ef7", kill_on_drop: false }` [INFO] [stderr] warning: fields `age` and `name` are never read [INFO] [stderr] --> src/main.rs:18:3 [INFO] [stderr] | [INFO] [stderr] 16 | struct Test { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 17 | user: String, [INFO] [stderr] 18 | age: u8, [INFO] [stderr] | ^^^ [INFO] [stderr] 19 | name: Option, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `borrow` is never used [INFO] [stderr] --> src/main.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn borrow(str: &mut String) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `slice_test` is never used [INFO] [stderr] --> src/main.rs:57:4 [INFO] [stderr] | [INFO] [stderr] 57 | fn slice_test() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `some_sth` is never used [INFO] [stderr] --> src/mod_test.rs:7:6 [INFO] [stderr] | [INFO] [stderr] 7 | fn some_sth() -> u8 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `no_name` is never used [INFO] [stderr] --> src/mod_test.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn no_name() -> u8 { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `some_err` is never used [INFO] [stderr] --> src/error_test.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn some_err() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `unwrap_test` is never used [INFO] [stderr] --> src/error_test.rs:38:4 [INFO] [stderr] | [INFO] [stderr] 38 | fn unwrap_test() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `expect_test` is never used [INFO] [stderr] --> src/error_test.rs:43:4 [INFO] [stderr] | [INFO] [stderr] 43 | fn expect_test() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-practice` (bin "rust-practice" test) generated 8 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_practice-26c246b214315178) [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" "fa1ae8bf35d3986235f6cf664ff749be69e29218707e7d2f26465416e70f5ef7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa1ae8bf35d3986235f6cf664ff749be69e29218707e7d2f26465416e70f5ef7", kill_on_drop: false }` [INFO] [stdout] fa1ae8bf35d3986235f6cf664ff749be69e29218707e7d2f26465416e70f5ef7 [INFO] testing xxf1996/rust-practice against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxf1996%2Frust-practice" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xxf1996/rust-practice on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xxf1996/rust-practice [INFO] finished tweaking git repo https://github.com/xxf1996/rust-practice [INFO] tweaked toml for git repo https://github.com/xxf1996/rust-practice written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/xxf1996/rust-practice 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" "+61a9ac64344e91d62f5496627ff363d177f9daab" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a3f3e0bd18990ab090cffcefc15a7c4b69b9f0c9ce859b57a81f50968a987e1 [INFO] running `Command { std: "docker" "start" "-a" "7a3f3e0bd18990ab090cffcefc15a7c4b69b9f0c9ce859b57a81f50968a987e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a3f3e0bd18990ab090cffcefc15a7c4b69b9f0c9ce859b57a81f50968a987e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a3f3e0bd18990ab090cffcefc15a7c4b69b9f0c9ce859b57a81f50968a987e1", kill_on_drop: false }` [INFO] [stdout] 7a3f3e0bd18990ab090cffcefc15a7c4b69b9f0c9ce859b57a81f50968a987e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05fe0459d8958c368bce02c81e162549835ea4993d6061fd7d60994f8ea1d764 [INFO] running `Command { std: "docker" "start" "-a" "05fe0459d8958c368bce02c81e162549835ea4993d6061fd7d60994f8ea1d764", kill_on_drop: false }` [INFO] [stderr] Compiling rust-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `age` and `name` are never read [INFO] [stdout] --> src/main.rs:18:3 [INFO] [stdout] | [INFO] [stdout] 16 | struct Test { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 17 | user: String, [INFO] [stdout] 18 | age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 19 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `borrow` is never used [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn borrow(str: &mut String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `slice_test` is never used [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn slice_test() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_sth` is never used [INFO] [stdout] --> src/mod_test.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | fn some_sth() -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `no_name` is never used [INFO] [stdout] --> src/mod_test.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn no_name() -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_err` is never used [INFO] [stdout] --> src/error_test.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn some_err() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unwrap_test` is never used [INFO] [stdout] --> src/error_test.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn unwrap_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expect_test` is never used [INFO] [stdout] --> src/error_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn expect_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `rust-practice` (bin "rust-practice"); 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "05fe0459d8958c368bce02c81e162549835ea4993d6061fd7d60994f8ea1d764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05fe0459d8958c368bce02c81e162549835ea4993d6061fd7d60994f8ea1d764", kill_on_drop: false }` [INFO] [stdout] 05fe0459d8958c368bce02c81e162549835ea4993d6061fd7d60994f8ea1d764