[INFO] cloning repository https://github.com/xanahopper/too_many_lists [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xanahopper/too_many_lists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Ftoo_many_lists", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Ftoo_many_lists'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c666f923d983ab93ddb5a8e7913d5545d3820e0f [INFO] testing xanahopper/too_many_lists against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Ftoo_many_lists" "/workspace/builds/worker-98/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xanahopper/too_many_lists on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xanahopper/too_many_lists [INFO] finished tweaking git repo https://github.com/xanahopper/too_many_lists [INFO] tweaked toml for git repo https://github.com/xanahopper/too_many_lists written to /workspace/builds/worker-98/source/Cargo.toml [INFO] crate git repo https://github.com/xanahopper/too_many_lists already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b31eef9ae4e4087004f26b6f2d7e94cd9f89f37a0470d15e3981a18ec7ff6d7 [INFO] running `Command { std: "docker" "start" "-a" "2b31eef9ae4e4087004f26b6f2d7e94cd9f89f37a0470d15e3981a18ec7ff6d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b31eef9ae4e4087004f26b6f2d7e94cd9f89f37a0470d15e3981a18ec7ff6d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b31eef9ae4e4087004f26b6f2d7e94cd9f89f37a0470d15e3981a18ec7ff6d7", kill_on_drop: false }` [INFO] [stdout] 2b31eef9ae4e4087004f26b6f2d7e94cd9f89f37a0470d15e3981a18ec7ff6d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18c9b74c44de330cd3c100ddeac6ee71eacf7225937df83b097a2f6af9f5842a [INFO] running `Command { std: "docker" "start" "-a" "18c9b74c44de330cd3c100ddeac6ee71eacf7225937df83b097a2f6af9f5842a", kill_on_drop: false }` [INFO] [stderr] Compiling linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/first.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/second.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/second.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `Command { std: "docker" "inspect" "18c9b74c44de330cd3c100ddeac6ee71eacf7225937df83b097a2f6af9f5842a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18c9b74c44de330cd3c100ddeac6ee71eacf7225937df83b097a2f6af9f5842a", kill_on_drop: false }` [INFO] [stdout] 18c9b74c44de330cd3c100ddeac6ee71eacf7225937df83b097a2f6af9f5842a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7721cd40b9206ed603d772e9c5465bbfd0418040f02f0ff603b25df902237600 [INFO] running `Command { std: "docker" "start" "-a" "7721cd40b9206ed603d772e9c5465bbfd0418040f02f0ff603b25df902237600", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/first.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/second.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/second.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/second.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "7721cd40b9206ed603d772e9c5465bbfd0418040f02f0ff603b25df902237600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7721cd40b9206ed603d772e9c5465bbfd0418040f02f0ff603b25df902237600", kill_on_drop: false }` [INFO] [stdout] 7721cd40b9206ed603d772e9c5465bbfd0418040f02f0ff603b25df902237600 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 26d207cb3dfe570e4a89b13a10ddaa374729bb932f5ce4efbfa780eed580a9bc [INFO] running `Command { std: "docker" "start" "-a" "26d207cb3dfe570e4a89b13a10ddaa374729bb932f5ce4efbfa780eed580a9bc", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `super::List` [INFO] [stderr] --> src/first.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | use super::List; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/second.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::List` [INFO] [stderr] --> src/second.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | use super::List; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `linked_list` (lib) generated 3 warnings [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/second.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `linked_list` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linked_list-f536c4b956888e91) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test first::test::basics ... ok [INFO] [stdout] test second::test::basics ... ok [INFO] [stdout] test second::test::iter ... ok [INFO] [stdout] test second::test::peek ... ok [INFO] [stdout] test second::test::iter_mut ... ok [INFO] [stdout] test third::test::basics ... ok [INFO] [stdout] test third::test::iter ... ok [INFO] [stdout] test second::test::into_iter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linked_list-20ef8768d383feaa) [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 linked_list [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" "26d207cb3dfe570e4a89b13a10ddaa374729bb932f5ce4efbfa780eed580a9bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26d207cb3dfe570e4a89b13a10ddaa374729bb932f5ce4efbfa780eed580a9bc", kill_on_drop: false }` [INFO] [stdout] 26d207cb3dfe570e4a89b13a10ddaa374729bb932f5ce4efbfa780eed580a9bc