[INFO] cloning repository https://github.com/charliethomson/linkedlrst [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charliethomson/linkedlrst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliethomson%2Flinkedlrst", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliethomson%2Flinkedlrst'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fca5202f305a3f5f86eda6cd49a59257c179bf33 [INFO] testing charliethomson/linkedlrst against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliethomson%2Flinkedlrst" "/workspace/builds/worker-94/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/charliethomson/linkedlrst on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/charliethomson/linkedlrst [INFO] finished tweaking git repo https://github.com/charliethomson/linkedlrst [INFO] tweaked toml for git repo https://github.com/charliethomson/linkedlrst written to /workspace/builds/worker-94/source/Cargo.toml [INFO] crate git repo https://github.com/charliethomson/linkedlrst already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3002ee9fe354baeb0f4a06693f140b1e50a343971f6dddabdb198953f242f13d [INFO] running `Command { std: "docker" "start" "-a" "3002ee9fe354baeb0f4a06693f140b1e50a343971f6dddabdb198953f242f13d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3002ee9fe354baeb0f4a06693f140b1e50a343971f6dddabdb198953f242f13d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3002ee9fe354baeb0f4a06693f140b1e50a343971f6dddabdb198953f242f13d", kill_on_drop: false }` [INFO] [stdout] 3002ee9fe354baeb0f4a06693f140b1e50a343971f6dddabdb198953f242f13d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0727ebbaf243fdf23b294788682c61c250f79bab3011f4066bf6d80bf59cce36 [INFO] running `Command { std: "docker" "start" "-a" "0727ebbaf243fdf23b294788682c61c250f79bab3011f4066bf6d80bf59cce36", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling typename_derive v0.1.3 [INFO] [stderr] Compiling typename v0.1.1 [INFO] [stderr] Compiling linkedlist v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `dealloc` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut two = Node::new(15); [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:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "0727ebbaf243fdf23b294788682c61c250f79bab3011f4066bf6d80bf59cce36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0727ebbaf243fdf23b294788682c61c250f79bab3011f4066bf6d80bf59cce36", kill_on_drop: false }` [INFO] [stdout] 0727ebbaf243fdf23b294788682c61c250f79bab3011f4066bf6d80bf59cce36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7354797002022262133d169879bc6829c0766fe1b779c7f375f4bd8a26a2261 [INFO] running `Command { std: "docker" "start" "-a" "c7354797002022262133d169879bc6829c0766fe1b779c7f375f4bd8a26a2261", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling linkedlist v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `dealloc` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut two = Node::new(15); [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:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.57s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/linkedlist-d08c69ecc9eb0f71) [INFO] running `Command { std: "docker" "inspect" "c7354797002022262133d169879bc6829c0766fe1b779c7f375f4bd8a26a2261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7354797002022262133d169879bc6829c0766fe1b779c7f375f4bd8a26a2261", kill_on_drop: false }` [INFO] [stdout] c7354797002022262133d169879bc6829c0766fe1b779c7f375f4bd8a26a2261 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d70909f32910713cc911239182fd354e637072cb7cfcee6c2048d8af20df727f [INFO] running `Command { std: "docker" "start" "-a" "d70909f32910713cc911239182fd354e637072cb7cfcee6c2048d8af20df727f", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `dealloc` [INFO] [stderr] --> src/main.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `one` [INFO] [stderr] --> src/main.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut two = Node::new(15); [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:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `linkedlist` (bin "linkedlist" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/linkedlist-d08c69ecc9eb0f71) [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" "d70909f32910713cc911239182fd354e637072cb7cfcee6c2048d8af20df727f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d70909f32910713cc911239182fd354e637072cb7cfcee6c2048d8af20df727f", kill_on_drop: false }` [INFO] [stdout] d70909f32910713cc911239182fd354e637072cb7cfcee6c2048d8af20df727f