[INFO] cloning repository https://github.com/wjlewis/little_scheme [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wjlewis/little_scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwjlewis%2Flittle_scheme", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwjlewis%2Flittle_scheme'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be5bdc48658ddf85626e38b87afe71f9097d7a54 [INFO] testing wjlewis/little_scheme against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwjlewis%2Flittle_scheme" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wjlewis/little_scheme on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wjlewis/little_scheme [INFO] finished tweaking git repo https://github.com/wjlewis/little_scheme [INFO] tweaked toml for git repo https://github.com/wjlewis/little_scheme written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/wjlewis/little_scheme already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41baf2a7e180108beacb5270f9abb37cf701714f48b4df388389f8198b5d74d6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "41baf2a7e180108beacb5270f9abb37cf701714f48b4df388389f8198b5d74d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41baf2a7e180108beacb5270f9abb37cf701714f48b4df388389f8198b5d74d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41baf2a7e180108beacb5270f9abb37cf701714f48b4df388389f8198b5d74d6", kill_on_drop: false }` [INFO] [stdout] 41baf2a7e180108beacb5270f9abb37cf701714f48b4df388389f8198b5d74d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4e764d55556e8547683aa0c5f2a4c08db27010d6f863d0eff0061e196bb2f39 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d4e764d55556e8547683aa0c5f2a4c08db27010d6f863d0eff0061e196bb2f39", kill_on_drop: false }` [INFO] [stderr] Compiling little_scheme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/heap.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(size: usize, get_roots: Box Vec>) -> Heap { [INFO] [stdout] | ^^^ [INFO] [stdout] | [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 [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "d4e764d55556e8547683aa0c5f2a4c08db27010d6f863d0eff0061e196bb2f39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4e764d55556e8547683aa0c5f2a4c08db27010d6f863d0eff0061e196bb2f39", kill_on_drop: false }` [INFO] [stdout] d4e764d55556e8547683aa0c5f2a4c08db27010d6f863d0eff0061e196bb2f39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 386de4260fe7a597e771d3893be730f1a58e5fae448f5b9d87ca8cad3f827c10 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "386de4260fe7a597e771d3893be730f1a58e5fae448f5b9d87ca8cad3f827c10", kill_on_drop: false }` [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/heap.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(size: usize, get_roots: Box Vec>) -> Heap { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling little_scheme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `obj` [INFO] [stdout] --> src/memory/header.rs:97:42 [INFO] [stdout] | [INFO] [stdout] 97 | fn alloc(&mut self, obj: &T) -> usize { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.67s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "386de4260fe7a597e771d3893be730f1a58e5fae448f5b9d87ca8cad3f827c10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "386de4260fe7a597e771d3893be730f1a58e5fae448f5b9d87ca8cad3f827c10", kill_on_drop: false }` [INFO] [stdout] 386de4260fe7a597e771d3893be730f1a58e5fae448f5b9d87ca8cad3f827c10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 81df8dabc55d9d416ff6444054781895e9542bfd2489d1b1f72de5c8693c4d36 [INFO] running `Command { std: "docker" "start" "-a" "81df8dabc55d9d416ff6444054781895e9542bfd2489d1b1f72de5c8693c4d36", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/heap.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn new(size: usize, get_roots: Box Vec>) -> Heap { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `little_scheme` (lib) generated 1 warning [INFO] [stderr] warning: unused variable: `obj` [INFO] [stderr] --> src/memory/header.rs:97:42 [INFO] [stderr] | [INFO] [stderr] 97 | fn alloc(&mut self, obj: &T) -> usize { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `little_scheme` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/little_scheme-965a1c8e302358d5) [INFO] [stdout] running 8 tests [INFO] [stdout] test heap::tests::alloc_no_split ... ok [INFO] [stdout] test heap::tests::alloc_split ... ok [INFO] [stdout] test heap::tests::initalize ... ok [INFO] [stdout] test memory::aux::tests::write_read_usize ... ok [INFO] [stdout] test memory::aux::tests::write_usize ... ok [INFO] [stdout] test memory::header::tests::write_read_header ... ok [INFO] [stdout] test memory::aux::tests::read_usize ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/main-c7d455f061db7498) [INFO] [stdout] test heap::tests::alloc_too_big - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] Doc-tests little_scheme [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/memory/aux.rs - memory::aux::usize::read (line 23) ... ignored [INFO] [stdout] test src/memory/aux.rs - memory::aux::usize::read (line 33) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "81df8dabc55d9d416ff6444054781895e9542bfd2489d1b1f72de5c8693c4d36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81df8dabc55d9d416ff6444054781895e9542bfd2489d1b1f72de5c8693c4d36", kill_on_drop: false }` [INFO] [stdout] 81df8dabc55d9d416ff6444054781895e9542bfd2489d1b1f72de5c8693c4d36