[INFO] fetching crate vec_mut_scan 0.5.0... [INFO] testing vec_mut_scan-0.5.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate vec_mut_scan 0.5.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate vec_mut_scan 0.5.0 [INFO] finished tweaking crates.io crate vec_mut_scan 0.5.0 [INFO] tweaked toml for crates.io crate vec_mut_scan 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate vec_mut_scan 0.5.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee623d6e9c63b446749ab33377a03392448c7355c1b254ab3947a8e6fd042d6d [INFO] running `Command { std: "docker" "start" "-a" "ee623d6e9c63b446749ab33377a03392448c7355c1b254ab3947a8e6fd042d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee623d6e9c63b446749ab33377a03392448c7355c1b254ab3947a8e6fd042d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee623d6e9c63b446749ab33377a03392448c7355c1b254ab3947a8e6fd042d6d", kill_on_drop: false }` [INFO] [stdout] ee623d6e9c63b446749ab33377a03392448c7355c1b254ab3947a8e6fd042d6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55ae7a1aa511de6fdb1446927dd7cd5c02c1004c78c49c704d2fd3afd0613d2a [INFO] running `Command { std: "docker" "start" "-a" "55ae7a1aa511de6fdb1446927dd7cd5c02c1004c78c49c704d2fd3afd0613d2a", kill_on_drop: false }` [INFO] [stderr] Compiling vec_mut_scan v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn new(vec: &mut Vec) -> VecMutScan { [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] 90 | pub fn new(vec: &mut Vec) -> VecMutScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:348:21 [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "55ae7a1aa511de6fdb1446927dd7cd5c02c1004c78c49c704d2fd3afd0613d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55ae7a1aa511de6fdb1446927dd7cd5c02c1004c78c49c704d2fd3afd0613d2a", kill_on_drop: false }` [INFO] [stdout] 55ae7a1aa511de6fdb1446927dd7cd5c02c1004c78c49c704d2fd3afd0613d2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c30eefcbe64af78bf04d9d4058c5a180932a23a41c57906e7546ce07ec874b7e [INFO] running `Command { std: "docker" "start" "-a" "c30eefcbe64af78bf04d9d4058c5a180932a23a41c57906e7546ce07ec874b7e", kill_on_drop: false }` [INFO] [stderr] Compiling vec_mut_scan v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn new(vec: &mut Vec) -> VecMutScan { [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] 90 | pub fn new(vec: &mut Vec) -> VecMutScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:348:21 [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn new(vec: &mut Vec) -> VecMutScan { [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] 90 | pub fn new(vec: &mut Vec) -> VecMutScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:348:21 [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "c30eefcbe64af78bf04d9d4058c5a180932a23a41c57906e7546ce07ec874b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c30eefcbe64af78bf04d9d4058c5a180932a23a41c57906e7546ce07ec874b7e", kill_on_drop: false }` [INFO] [stdout] c30eefcbe64af78bf04d9d4058c5a180932a23a41c57906e7546ce07ec874b7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a7eda549896af4235b158008bbfb02439b363b00748336c9a646d45def0516d9 [INFO] running `Command { std: "docker" "start" "-a" "a7eda549896af4235b158008bbfb02439b363b00748336c9a646d45def0516d9", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:90:21 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn new(vec: &mut Vec) -> VecMutScan { [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] 90 | pub fn new(vec: &mut Vec) -> VecMutScan<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:348:21 [INFO] [stderr] | [INFO] [stderr] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 348 | pub fn new(vec: &mut Vec) -> VecGrowScan<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `vec_mut_scan` (lib) generated 2 warnings (run `cargo fix --lib -p vec_mut_scan` to apply 2 suggestions) [INFO] [stderr] warning: `vec_mut_scan` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vec_mut_scan-0f2ba463f8f493d0) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test tests::check_slices ... ok [INFO] [stdout] test tests::drop_after_partial_scan_with_inserts ... ok [INFO] [stdout] test tests::grow_check_item_drops ... ok [INFO] [stdout] test tests::grow_check_slices_mut ... ok [INFO] [stdout] test tests::insert_after ... ok [INFO] [stdout] test tests::insert_before ... ok [INFO] [stdout] test tests::replace_with_many_with ... ok [INFO] [stdout] test tests::replace_with ... ok [INFO] [stdout] test tests::check_item_drops ... ok [INFO] [stdout] test tests::check_slices_mut ... ok [INFO] [stdout] test tests::grow_check_slices_no_insert ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Doc-tests vec_mut_scan [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - VecGrowScan<'a,T>::insert (line 392) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a7eda549896af4235b158008bbfb02439b363b00748336c9a646d45def0516d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7eda549896af4235b158008bbfb02439b363b00748336c9a646d45def0516d9", kill_on_drop: false }` [INFO] [stdout] a7eda549896af4235b158008bbfb02439b363b00748336c9a646d45def0516d9