[INFO] fetching crate discorec 0.2.1... [INFO] testing discorec-0.2.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate discorec 0.2.1 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate discorec 0.2.1 [INFO] finished tweaking crates.io crate discorec 0.2.1 [INFO] tweaked toml for crates.io crate discorec 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate discorec 0.2.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f0ec5ce8bfa741c7c605a7d0dab2ca00edeaae3ba5127fe761ede1b49136276 [INFO] running `Command { std: "docker" "start" "-a" "0f0ec5ce8bfa741c7c605a7d0dab2ca00edeaae3ba5127fe761ede1b49136276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f0ec5ce8bfa741c7c605a7d0dab2ca00edeaae3ba5127fe761ede1b49136276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f0ec5ce8bfa741c7c605a7d0dab2ca00edeaae3ba5127fe761ede1b49136276", kill_on_drop: false }` [INFO] [stdout] 0f0ec5ce8bfa741c7c605a7d0dab2ca00edeaae3ba5127fe761ede1b49136276 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21e5b4f782f5d6f66788d7d7b97cb93aa6f4a9fd654c5ad9e71d6dbaafd82b12 [INFO] running `Command { std: "docker" "start" "-a" "21e5b4f782f5d6f66788d7d7b97cb93aa6f4a9fd654c5ad9e71d6dbaafd82b12", kill_on_drop: false }` [INFO] [stderr] Compiling discorec v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dataset.rs:38:24 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) fn iter(&self) -> Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) fn iter(&self) -> Iter<'_, Rating> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "21e5b4f782f5d6f66788d7d7b97cb93aa6f4a9fd654c5ad9e71d6dbaafd82b12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21e5b4f782f5d6f66788d7d7b97cb93aa6f4a9fd654c5ad9e71d6dbaafd82b12", kill_on_drop: false }` [INFO] [stdout] 21e5b4f782f5d6f66788d7d7b97cb93aa6f4a9fd654c5ad9e71d6dbaafd82b12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0ccab2593cb9b8a2a2bd1c33d8ea69970d285a683d02026d505b7da2a41f149 [INFO] running `Command { std: "docker" "start" "-a" "a0ccab2593cb9b8a2a2bd1c33d8ea69970d285a683d02026d505b7da2a41f149", kill_on_drop: false }` [INFO] [stderr] Compiling discorec v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dataset.rs:38:24 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) fn iter(&self) -> Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) fn iter(&self) -> Iter<'_, Rating> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "a0ccab2593cb9b8a2a2bd1c33d8ea69970d285a683d02026d505b7da2a41f149", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0ccab2593cb9b8a2a2bd1c33d8ea69970d285a683d02026d505b7da2a41f149", kill_on_drop: false }` [INFO] [stdout] a0ccab2593cb9b8a2a2bd1c33d8ea69970d285a683d02026d505b7da2a41f149 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3b29cf8f8751a443953d5eeab1a4ec9f5c14b3925a7ac0f8b9509ac142c10de7 [INFO] running `Command { std: "docker" "start" "-a" "3b29cf8f8751a443953d5eeab1a4ec9f5c14b3925a7ac0f8b9509ac142c10de7", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/dataset.rs:38:24 [INFO] [stderr] | [INFO] [stderr] 38 | pub(crate) fn iter(&self) -> Iter> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 38 | pub(crate) fn iter(&self) -> Iter<'_, Rating> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `discorec` (lib test) generated 1 warning (run `cargo fix --lib -p discorec --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discorec-e68361354c74598a) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test dataset::tests::test_new ... ok [INFO] [stdout] test dataset::tests::test_with_capacity ... ok [INFO] [stdout] test tests::test_callback_explicit ... ok [INFO] [stdout] test tests::test_callback_implicit ... ok [INFO] [stdout] test tests::test_ids ... ok [INFO] [stdout] test tests::test_factors ... ok [INFO] [stdout] test tests::test_rated ... ok [INFO] [stdout] test tests::test_item_recs_same_score ... ok [INFO] [stdout] test tests::test_callback_explicit_eval ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3b29cf8f8751a443953d5eeab1a4ec9f5c14b3925a7ac0f8b9509ac142c10de7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b29cf8f8751a443953d5eeab1a4ec9f5c14b3925a7ac0f8b9509ac142c10de7", kill_on_drop: false }` [INFO] [stdout] 3b29cf8f8751a443953d5eeab1a4ec9f5c14b3925a7ac0f8b9509ac142c10de7