[INFO] cloning repository https://github.com/ian-henderson/rust_data_structures_and_algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ian-henderson/rust_data_structures_and_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-henderson%2Frust_data_structures_and_algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-henderson%2Frust_data_structures_and_algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8066a7f54b529f852a1dff86fd33fda0a106404d [INFO] testing ian-henderson/rust_data_structures_and_algorithms against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-henderson%2Frust_data_structures_and_algorithms" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms [INFO] finished tweaking git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms [INFO] tweaked toml for git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "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 [ERROR] error running command: no output for 300 seconds [INFO] testing ian-henderson/rust_data_structures_and_algorithms against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-henderson%2Frust_data_structures_and_algorithms" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms [INFO] finished tweaking git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms [INFO] tweaked toml for git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ian-henderson/rust_data_structures_and_algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f444e0cb7ad2e0021c04d6adfe2b513cb920e60bd50cef87396dae9c46a6ab5 [INFO] running `Command { std: "docker" "start" "-a" "3f444e0cb7ad2e0021c04d6adfe2b513cb920e60bd50cef87396dae9c46a6ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f444e0cb7ad2e0021c04d6adfe2b513cb920e60bd50cef87396dae9c46a6ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f444e0cb7ad2e0021c04d6adfe2b513cb920e60bd50cef87396dae9c46a6ab5", kill_on_drop: false }` [INFO] [stdout] 3f444e0cb7ad2e0021c04d6adfe2b513cb920e60bd50cef87396dae9c46a6ab5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6304f9990b665bde3ecf82e6b3ca3f2e7f502e1c58f74175f50f9c4d0b1927a7 [INFO] running `Command { std: "docker" "start" "-a" "6304f9990b665bde3ecf82e6b3ca3f2e7f502e1c58f74175f50f9c4d0b1927a7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.170 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling bytes v1.10.1 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling once_cell v1.20.3 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling pkg-config v0.3.32 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling litemap v0.7.5 [INFO] [stderr] Compiling phf_shared v0.11.3 [INFO] [stderr] Compiling writeable v0.5.5 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling log v0.4.26 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling serde v1.0.218 [INFO] [stderr] Compiling cc v1.2.16 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling rustls-pki-types v1.11.0 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling icu_locid_transform_data v1.5.0 [INFO] [stderr] Compiling httparse v1.10.1 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling untrusted v0.9.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling indexmap v2.7.1 [INFO] [stderr] Compiling syn v2.0.99 [INFO] [stderr] Compiling openssl v0.10.71 [INFO] [stderr] Compiling icu_properties_data v1.5.0 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling try-lock v0.2.5 [INFO] [stderr] Compiling atomic-waker v1.1.2 [INFO] [stderr] Compiling want v0.3.1 [INFO] [stderr] Compiling socket2 v0.5.8 [INFO] [stderr] Compiling mio v1.0.3 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling tower-service v0.3.3 [INFO] [stderr] Compiling phf_generator v0.11.3 [INFO] [stderr] Compiling utf16_iter v1.0.5 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling rustls v0.23.23 [INFO] [stderr] Compiling phf_codegen v0.11.3 [INFO] [stderr] Compiling http v1.2.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.4 [INFO] [stderr] Compiling icu_normalizer_data v1.5.0 [INFO] [stderr] Compiling write16 v1.0.0 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling getrandom v0.3.1 [INFO] [stderr] Compiling utf8_iter v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling futf v0.1.5 [INFO] [stderr] Compiling utf-8 v0.7.6 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling subtle v2.6.1 [INFO] [stderr] Compiling zeroize v1.8.1 [INFO] [stderr] Compiling dtoa v1.0.10 [INFO] [stderr] Compiling openssl-probe v0.1.6 [INFO] [stderr] Compiling dtoa-short v0.3.5 [INFO] [stderr] Compiling tokio v1.44.0 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling tendril v0.4.3 [INFO] [stderr] Compiling selectors v0.26.0 [INFO] [stderr] Compiling zerocopy v0.8.23 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling markup5ever v0.14.1 [INFO] [stderr] Compiling webpki-roots v0.26.8 [INFO] [stderr] Compiling sync_wrapper v1.0.2 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling servo_arc v0.4.0 [INFO] [stderr] Compiling tower-layer v0.3.3 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling rustls-pemfile v2.2.0 [INFO] [stderr] Compiling encoding_rs v0.8.35 [INFO] [stderr] Compiling ego-tree v0.10.0 [INFO] [stderr] Compiling mime v0.3.17 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling ipnet v2.11.0 [INFO] [stderr] Compiling openssl-sys v0.9.106 [INFO] [stderr] Compiling ring v0.17.13 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling http-body v1.0.1 [INFO] [stderr] Compiling string_cache v0.8.8 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling http-body-util v0.1.2 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling phf_macros v0.11.3 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling cssparser-macros v0.6.1 [INFO] [stderr] Compiling match_token v0.1.0 [INFO] [stderr] Compiling derive_more v0.99.19 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling tokio-util v0.7.13 [INFO] [stderr] Compiling tower v0.5.2 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling rustls-webpki v0.102.8 [INFO] [stderr] Compiling phf v0.11.3 [INFO] [stderr] Compiling cssparser v0.34.0 [INFO] [stderr] Compiling h2 v0.4.8 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.7.5 [INFO] [stderr] Compiling zerovec v0.10.4 [INFO] [stderr] Compiling html5ever v0.29.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stderr] Compiling tinystr v0.7.6 [INFO] [stderr] Compiling icu_collections v1.5.0 [INFO] [stderr] Compiling icu_locid v1.5.0 [INFO] [stderr] Compiling scraper v0.23.1 [INFO] [stderr] Compiling icu_provider v1.5.0 [INFO] [stderr] Compiling icu_locid_transform v1.5.0 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling icu_properties v1.5.1 [INFO] [stderr] Compiling hyper v1.6.0 [INFO] [stderr] Compiling tokio-rustls v0.26.2 [INFO] [stderr] Compiling hyper-util v0.1.10 [INFO] [stderr] Compiling icu_normalizer v1.5.0 [INFO] [stderr] Compiling hyper-tls v0.6.0 [INFO] [stderr] Compiling hyper-rustls v0.27.5 [INFO] [stderr] Compiling idna_adapter v1.2.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Compiling url v2.5.4 [INFO] [stderr] Compiling reqwest v0.12.12 [INFO] [stderr] Compiling data_structures_and_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:173:20 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:180:26 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:194:22 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:201:24 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal { [INFO] [stdout] | ^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.47s [INFO] running `Command { std: "docker" "inspect" "6304f9990b665bde3ecf82e6b3ca3f2e7f502e1c58f74175f50f9c4d0b1927a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6304f9990b665bde3ecf82e6b3ca3f2e7f502e1c58f74175f50f9c4d0b1927a7", kill_on_drop: false }` [INFO] [stdout] 6304f9990b665bde3ecf82e6b3ca3f2e7f502e1c58f74175f50f9c4d0b1927a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f34713ee04c7ace54935a0e52545d8998ea39cd7c7292f9a710acf754702bb1a [INFO] running `Command { std: "docker" "start" "-a" "f34713ee04c7ace54935a0e52545d8998ea39cd7c7292f9a710acf754702bb1a", kill_on_drop: false }` [INFO] [stderr] Compiling data_structures_and_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:173:20 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:180:26 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:194:22 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:201:24 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal { [INFO] [stdout] | ^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:173:20 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 173 | pub fn inorder(&self) -> InorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:180:26 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn preorder(&self) -> PreorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:194:22 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 194 | pub fn postorder(&self) -> PostorderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/binary_search_tree/binary_search_tree.rs:201:24 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal { [INFO] [stdout] | ^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 201 | pub fn level_order(&self) -> LevelOrderTraversal<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "f34713ee04c7ace54935a0e52545d8998ea39cd7c7292f9a710acf754702bb1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f34713ee04c7ace54935a0e52545d8998ea39cd7c7292f9a710acf754702bb1a", kill_on_drop: false }` [INFO] [stdout] f34713ee04c7ace54935a0e52545d8998ea39cd7c7292f9a710acf754702bb1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2f66539686233532c46620925fa16ae0b07b65f9e1ae3faa42388e0e4f07f53d [INFO] running `Command { std: "docker" "start" "-a" "2f66539686233532c46620925fa16ae0b07b65f9e1ae3faa42388e0e4f07f53d", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/data_structures/binary_search_tree/binary_search_tree.rs:173:20 [INFO] [stderr] | [INFO] [stderr] 173 | pub fn inorder(&self) -> InorderTraversal { [INFO] [stderr] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 173 | pub fn inorder(&self) -> InorderTraversal<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/data_structures/binary_search_tree/binary_search_tree.rs:180:26 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal { [INFO] [stderr] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 180 | pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/data_structures/binary_search_tree/binary_search_tree.rs:187:21 [INFO] [stderr] | [INFO] [stderr] 187 | pub fn preorder(&self) -> PreorderTraversal { [INFO] [stderr] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 187 | pub fn preorder(&self) -> PreorderTraversal<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/data_structures/binary_search_tree/binary_search_tree.rs:194:22 [INFO] [stderr] | [INFO] [stderr] 194 | pub fn postorder(&self) -> PostorderTraversal { [INFO] [stderr] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 194 | pub fn postorder(&self) -> PostorderTraversal<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/data_structures/binary_search_tree/binary_search_tree.rs:201:24 [INFO] [stderr] | [INFO] [stderr] 201 | pub fn level_order(&self) -> LevelOrderTraversal { [INFO] [stderr] | ^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 201 | pub fn level_order(&self) -> LevelOrderTraversal<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `data_structures_and_algorithms` (lib) generated 5 warnings [INFO] [stderr] warning: `data_structures_and_algorithms` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/data_structures_and_algorithms-f9bc15b1a7ee748f) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test algorithms::fibonacci::tests::hof_should_calculate_series ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::clone ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::basics ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::extend ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::extract_max ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::extract_min ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::display ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::from_iter ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::insert_without_duplication ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::inorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::into_sorted_vec ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::level_order ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::postorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::partail_eq ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::preorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::reverse_order ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::successor_and_predecessor ... ok [INFO] [stdout] test data_structures::singly_linked_list::tests::should_pop_items ... ok [INFO] [stdout] test data_structures::singly_linked_list::tests::should_work_with_i32 ... ok [INFO] [stdout] test data_structures::singly_linked_list::tests::should_calculate_len ... ok [INFO] [stdout] test data_structures::singly_linked_list::tests::should_work_with_str ... ok [INFO] [stdout] test data_structures::singly_linked_list::tests::should_return_head ... ok [INFO] [stderr] Running unittests src/bin/link_checker.rs (/opt/rustwide/target/debug/deps/link_checker-4b0e7d28922c79dd) [INFO] [stdout] test data_structures::singly_linked_list::tests::should_return_tail ... ok [INFO] [stderr] Running unittests src/bin/philosophers.rs (/opt/rustwide/target/debug/deps/philosophers-f76be54462e41b00) [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [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 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 data_structures_and_algorithms [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/data_structures/binary_search_tree/binary_search_tree.rs - data_structures::binary_search_tree::binary_search_tree::BinarySearchTree::from_iter (line 54) ... ok [INFO] [stdout] test src/data_structures/binary_search_tree/binary_search_tree.rs - data_structures::binary_search_tree::binary_search_tree::BinarySearchTree::extend (line 36) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2f66539686233532c46620925fa16ae0b07b65f9e1ae3faa42388e0e4f07f53d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f66539686233532c46620925fa16ae0b07b65f9e1ae3faa42388e0e4f07f53d", kill_on_drop: false }` [INFO] [stdout] 2f66539686233532c46620925fa16ae0b07b65f9e1ae3faa42388e0e4f07f53d