[INFO] cloning repository https://github.com/Berteun/rust-toy-list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Berteun/rust-toy-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBerteun%2Frust-toy-list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBerteun%2Frust-toy-list'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c02b9732a93b89c6528d053069dafac7f7b6bfe [INFO] testing Berteun/rust-toy-list against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBerteun%2Frust-toy-list" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Berteun/rust-toy-list on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Berteun/rust-toy-list [INFO] finished tweaking git repo https://github.com/Berteun/rust-toy-list [INFO] tweaked toml for git repo https://github.com/Berteun/rust-toy-list written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Berteun/rust-toy-list already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 238f59f368d52e404387a718a283e58c5e1b72296594ec202726ecfec2b3fff3 [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" "238f59f368d52e404387a718a283e58c5e1b72296594ec202726ecfec2b3fff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "238f59f368d52e404387a718a283e58c5e1b72296594ec202726ecfec2b3fff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "238f59f368d52e404387a718a283e58c5e1b72296594ec202726ecfec2b3fff3", kill_on_drop: false }` [INFO] [stdout] 238f59f368d52e404387a718a283e58c5e1b72296594ec202726ecfec2b3fff3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1227e01594f9064bef2828fb06f2cf84e99eaa2cad306a8a3e893ebae89a625f [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" "1227e01594f9064bef2828fb06f2cf84e99eaa2cad306a8a3e893ebae89a625f", kill_on_drop: false }` [INFO] [stderr] Compiling reverse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: private type `list::Node` in public interface (error E0446) [INFO] [stdout] --> src/list/mod.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / pub fn first(&self) -> Option<&Node> [INFO] [stdout] 66 | | { [INFO] [stdout] 67 | | match self.head [INFO] [stdout] 68 | | { [INFO] [stdout] ... | [INFO] [stdout] 71 | | } [INFO] [stdout] 72 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `list::Node` in public interface (error E0446) [INFO] [stdout] --> src/list/mod.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | / pub fn last(&self) -> Option<&Node> [INFO] [stdout] 75 | | { [INFO] [stdout] 76 | | match self.head { [INFO] [stdout] 77 | | Some(ref boxed_node) => Some(boxed_node.last()), [INFO] [stdout] 78 | | None => None [INFO] [stdout] 79 | | } [INFO] [stdout] 80 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/list/mod.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | mem::replace(self, new_list); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "1227e01594f9064bef2828fb06f2cf84e99eaa2cad306a8a3e893ebae89a625f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1227e01594f9064bef2828fb06f2cf84e99eaa2cad306a8a3e893ebae89a625f", kill_on_drop: false }` [INFO] [stdout] 1227e01594f9064bef2828fb06f2cf84e99eaa2cad306a8a3e893ebae89a625f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1abefa1e5cf2ed2725122d0a3918cffd0c9712be077820965fac2910d1255c71 [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" "1abefa1e5cf2ed2725122d0a3918cffd0c9712be077820965fac2910d1255c71", kill_on_drop: false }` [INFO] [stderr] Compiling reverse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: private type `list::Node` in public interface (error E0446) [INFO] [stdout] --> src/list/mod.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / pub fn first(&self) -> Option<&Node> [INFO] [stdout] 66 | | { [INFO] [stdout] 67 | | match self.head [INFO] [stdout] 68 | | { [INFO] [stdout] ... | [INFO] [stdout] 71 | | } [INFO] [stdout] 72 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `list::Node` in public interface (error E0446) [INFO] [stdout] --> src/list/mod.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | / pub fn last(&self) -> Option<&Node> [INFO] [stdout] 75 | | { [INFO] [stdout] 76 | | match self.head { [INFO] [stdout] 77 | | Some(ref boxed_node) => Some(boxed_node.last()), [INFO] [stdout] 78 | | None => None [INFO] [stdout] 79 | | } [INFO] [stdout] 80 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/list/mod.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | mem::replace(self, new_list); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "1abefa1e5cf2ed2725122d0a3918cffd0c9712be077820965fac2910d1255c71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1abefa1e5cf2ed2725122d0a3918cffd0c9712be077820965fac2910d1255c71", kill_on_drop: false }` [INFO] [stdout] 1abefa1e5cf2ed2725122d0a3918cffd0c9712be077820965fac2910d1255c71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ebf4c45c6528a447f2fdde3822386758dd153dd426758ede5f6b84320d68f76d [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" "ebf4c45c6528a447f2fdde3822386758dd153dd426758ede5f6b84320d68f76d", kill_on_drop: false }` [INFO] [stderr] warning: private type `list::Node` in public interface (error E0446) [INFO] [stderr] --> src/list/mod.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | / pub fn first(&self) -> Option<&Node> [INFO] [stderr] 66 | | { [INFO] [stderr] 67 | | match self.head [INFO] [stderr] 68 | | { [INFO] [stderr] ... | [INFO] [stderr] 71 | | } [INFO] [stderr] 72 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `list::Node` in public interface (error E0446) [INFO] [stderr] --> src/list/mod.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | / pub fn last(&self) -> Option<&Node> [INFO] [stderr] 75 | | { [INFO] [stderr] 76 | | match self.head { [INFO] [stderr] 77 | | Some(ref boxed_node) => Some(boxed_node.last()), [INFO] [stderr] 78 | | None => None [INFO] [stderr] 79 | | } [INFO] [stderr] 80 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/list/mod.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | mem::replace(self, new_list); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/reverse-560e0b5e3ee3bcd7 [INFO] [stdout] running 12 tests [INFO] [stdout] test list::create_node_and_append ... ok [INFO] [stdout] test list::test_last ... ok [INFO] [stdout] test list::test_last_append_prepend ... ok [INFO] [stdout] test list::test_last_prepend ... ok [INFO] [stdout] test list::test_reverse_singleton ... ok [INFO] [stdout] test list::test_reverse_longer ... ok [INFO] [stdout] test list::create_node_and_prepend ... ok [INFO] [stdout] test list::create_node ... ok [INFO] [stdout] test list::test_drop ... ok [INFO] [stdout] test list::test_drop_singleton ... ok [INFO] [stdout] test list::test_last_singleton ... ok [INFO] [stdout] test list::test_length ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ebf4c45c6528a447f2fdde3822386758dd153dd426758ede5f6b84320d68f76d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebf4c45c6528a447f2fdde3822386758dd153dd426758ede5f6b84320d68f76d", kill_on_drop: false }` [INFO] [stdout] ebf4c45c6528a447f2fdde3822386758dd153dd426758ede5f6b84320d68f76d