[INFO] cloning repository https://github.com/abhijeetbhagat/skip-list-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abhijeetbhagat/skip-list-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Fskip-list-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Fskip-list-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 61a94ea52b1e667752d4af897bbaddb20e840248 [INFO] testing abhijeetbhagat/skip-list-test against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Fskip-list-test" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/abhijeetbhagat/skip-list-test on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/abhijeetbhagat/skip-list-test [INFO] finished tweaking git repo https://github.com/abhijeetbhagat/skip-list-test [INFO] tweaked toml for git repo https://github.com/abhijeetbhagat/skip-list-test written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/abhijeetbhagat/skip-list-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0f4b261af517c443b3716fa5038fc774c3cf47a7ba1619d65428b503a18610c [INFO] running `Command { std: "docker" "start" "-a" "b0f4b261af517c443b3716fa5038fc774c3cf47a7ba1619d65428b503a18610c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0f4b261af517c443b3716fa5038fc774c3cf47a7ba1619d65428b503a18610c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0f4b261af517c443b3716fa5038fc774c3cf47a7ba1619d65428b503a18610c", kill_on_drop: false }` [INFO] [stdout] b0f4b261af517c443b3716fa5038fc774c3cf47a7ba1619d65428b503a18610c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6fc47ff33e47754e147aeef0716ca8c293cc0d4588fc6030c4d644390ab82d0 [INFO] running `Command { std: "docker" "start" "-a" "e6fc47ff33e47754e147aeef0716ca8c293cc0d4588fc6030c4d644390ab82d0", kill_on_drop: false }` [INFO] [stderr] Compiling skip-list-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | let mut i = 0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bk_ptr` [INFO] [stdout] --> src/main.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | let mut bk_ptr = list.head; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_bk_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | let item = (*(*(*ptr).next)[0]).item; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut i = 0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | let mut bk_ptr = list.head; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "e6fc47ff33e47754e147aeef0716ca8c293cc0d4588fc6030c4d644390ab82d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6fc47ff33e47754e147aeef0716ca8c293cc0d4588fc6030c4d644390ab82d0", kill_on_drop: false }` [INFO] [stdout] e6fc47ff33e47754e147aeef0716ca8c293cc0d4588fc6030c4d644390ab82d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b193de193502160c6469a4a9232be7028e800fff3b5389a734b97378b573d2a [INFO] running `Command { std: "docker" "start" "-a" "0b193de193502160c6469a4a9232be7028e800fff3b5389a734b97378b573d2a", kill_on_drop: false }` [INFO] [stderr] Compiling skip-list-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | let mut i = 0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bk_ptr` [INFO] [stdout] --> src/main.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | let mut bk_ptr = list.head; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_bk_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | let item = (*(*(*ptr).next)[0]).item; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut i = 0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | let mut bk_ptr = list.head; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "0b193de193502160c6469a4a9232be7028e800fff3b5389a734b97378b573d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b193de193502160c6469a4a9232be7028e800fff3b5389a734b97378b573d2a", kill_on_drop: false }` [INFO] [stdout] 0b193de193502160c6469a4a9232be7028e800fff3b5389a734b97378b573d2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f202962172c61d576d4c2f4b88595ffd2ae2f5d2b1163cb4d56fd78f403e6c90 [INFO] running `Command { std: "docker" "start" "-a" "f202962172c61d576d4c2f4b88595ffd2ae2f5d2b1163cb4d56fd78f403e6c90", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | let mut i = 0; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bk_ptr` [INFO] [stderr] --> src/main.rs:62:17 [INFO] [stderr] | [INFO] [stderr] 62 | let mut bk_ptr = list.head; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_bk_ptr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/main.rs:64:17 [INFO] [stderr] | [INFO] [stderr] 64 | let item = (*(*(*ptr).next)[0]).item; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut i = 0; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | let mut bk_ptr = list.head; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/skip_list_test-ccda457cb84ba96f) [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" "f202962172c61d576d4c2f4b88595ffd2ae2f5d2b1163cb4d56fd78f403e6c90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f202962172c61d576d4c2f4b88595ffd2ae2f5d2b1163cb4d56fd78f403e6c90", kill_on_drop: false }` [INFO] [stdout] f202962172c61d576d4c2f4b88595ffd2ae2f5d2b1163cb4d56fd78f403e6c90