[INFO] cloning repository https://github.com/GooGrand/rust-list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GooGrand/rust-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGooGrand%2Frust-list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGooGrand%2Frust-list'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e79b16b4e6b26c932853f0d89f7b5e415021acf [INFO] testing GooGrand/rust-list/4e79b16b4e6b26c932853f0d89f7b5e415021acf against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGooGrand%2Frust-list" "/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/GooGrand/rust-list on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/GooGrand/rust-list [INFO] finished tweaking git repo https://github.com/GooGrand/rust-list [INFO] tweaked toml for git repo https://github.com/GooGrand/rust-list written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/GooGrand/rust-list 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" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c7c7b5d1b9de9f2247b8fa624938221956b5f3e01748c8af836a29c6035ce253 [INFO] running `Command { std: "docker" "start" "-a" "c7c7b5d1b9de9f2247b8fa624938221956b5f3e01748c8af836a29c6035ce253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7c7b5d1b9de9f2247b8fa624938221956b5f3e01748c8af836a29c6035ce253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7c7b5d1b9de9f2247b8fa624938221956b5f3e01748c8af836a29c6035ce253", kill_on_drop: false }` [INFO] [stdout] c7c7b5d1b9de9f2247b8fa624938221956b5f3e01748c8af836a29c6035ce253 [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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 856d3ed0a82150f618d593109d5e75ed439686ce412f1d3a38ebcc47b994a34f [INFO] running `Command { std: "docker" "start" "-a" "856d3ed0a82150f618d593109d5e75ed439686ce412f1d3a38ebcc47b994a34f", kill_on_drop: false }` [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fourth.rs:153:24 [INFO] [stdout] | [INFO] [stdout] 153 | pub struct Iter<'a, T>(Option>>); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "856d3ed0a82150f618d593109d5e75ed439686ce412f1d3a38ebcc47b994a34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "856d3ed0a82150f618d593109d5e75ed439686ce412f1d3a38ebcc47b994a34f", kill_on_drop: false }` [INFO] [stdout] 856d3ed0a82150f618d593109d5e75ed439686ce412f1d3a38ebcc47b994a34f [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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 421043f06c9ea753ed78c9fae53984be036fd9d825fec8c02c85030f00517ddb [INFO] running `Command { std: "docker" "start" "-a" "421043f06c9ea753ed78c9fae53984be036fd9d825fec8c02c85030f00517ddb", kill_on_drop: false }` [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fourth.rs:153:24 [INFO] [stdout] | [INFO] [stdout] 153 | pub struct Iter<'a, T>(Option>>); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fourth.rs:153:24 [INFO] [stdout] | [INFO] [stdout] 153 | pub struct Iter<'a, T>(Option>>); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "421043f06c9ea753ed78c9fae53984be036fd9d825fec8c02c85030f00517ddb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "421043f06c9ea753ed78c9fae53984be036fd9d825fec8c02c85030f00517ddb", kill_on_drop: false }` [INFO] [stdout] 421043f06c9ea753ed78c9fae53984be036fd9d825fec8c02c85030f00517ddb [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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a69302fbf9ac858b234459d983c291648891d0c946405dbc68aab3b62234fe0c [INFO] running `Command { std: "docker" "start" "-a" "a69302fbf9ac858b234459d983c291648891d0c946405dbc68aab3b62234fe0c", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/fourth.rs:153:24 [INFO] [stderr] | [INFO] [stderr] 153 | pub struct Iter<'a, T>(Option>>); [INFO] [stderr] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `lists` (lib) generated 1 warning [INFO] [stderr] warning: `lists` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lists-18a60c9a5de86a41) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test fifth::test::basics ... ok [INFO] [stdout] test fifth::test::iter_mut ... ok [INFO] [stdout] test fifth::test::into_iter ... ok [INFO] [stdout] test first::test::basics ... ok [INFO] [stdout] test fifth::test::iter ... ok [INFO] [stdout] test fourth::test::basics ... ok [INFO] [stdout] test second::test::into_iter ... ok [INFO] [stdout] test second::test::iter ... ok [INFO] [stdout] test fourth::test::into_iter ... ok [INFO] [stdout] test second::test::basics ... ok [INFO] [stdout] test fourth::test::peek ... ok [INFO] [stdout] test second::test::peek ... ok [INFO] [stdout] test fifth::test::miri_food ... ok [INFO] [stdout] test second::test::iter_mut ... ok [INFO] [stdout] test third::test::iter ... ok [INFO] [stdout] test third::test::basics ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lists-eb433d8e177c685f) [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] [stderr] Doc-tests lists [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" "a69302fbf9ac858b234459d983c291648891d0c946405dbc68aab3b62234fe0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a69302fbf9ac858b234459d983c291648891d0c946405dbc68aab3b62234fe0c", kill_on_drop: false }` [INFO] [stdout] a69302fbf9ac858b234459d983c291648891d0c946405dbc68aab3b62234fe0c