[INFO] fetching crate inv_manager 0.2.0... [INFO] testing inv_manager-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate inv_manager 0.2.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate inv_manager 0.2.0 [INFO] finished tweaking crates.io crate inv_manager 0.2.0 [INFO] tweaked toml for crates.io crate inv_manager 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate inv_manager 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding derive_builder v0.9.0 (available: v0.20.2) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.3.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling_macro v0.10.2 [INFO] [stderr] Downloaded derive_builder v0.9.0 [INFO] [stderr] Downloaded strsim v0.9.3 [INFO] [stderr] Downloaded darling v0.10.2 [INFO] [stderr] Downloaded darling_core v0.10.2 [INFO] [stderr] Downloaded derive_builder_core v0.9.0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a332de358535025ba961d2a5f62d352ceb87bc4113edfa9c8304c5f48a4049b5 [INFO] running `Command { std: "docker" "start" "-a" "a332de358535025ba961d2a5f62d352ceb87bc4113edfa9c8304c5f48a4049b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a332de358535025ba961d2a5f62d352ceb87bc4113edfa9c8304c5f48a4049b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a332de358535025ba961d2a5f62d352ceb87bc4113edfa9c8304c5f48a4049b5", kill_on_drop: false }` [INFO] [stdout] a332de358535025ba961d2a5f62d352ceb87bc4113edfa9c8304c5f48a4049b5 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6434c7fa1df9c7ea8f1d6dd44b1a52234a010d3b2c33e6b03d22dc0a49be116c [INFO] running `Command { std: "docker" "start" "-a" "6434c7fa1df9c7ea8f1d6dd44b1a52234a010d3b2c33e6b03d22dc0a49be116c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Compiling inv_manager v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:202:21 [INFO] [stdout] | [INFO] [stdout] 202 | if let Some(mut item_instance) = [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.55s [INFO] running `Command { std: "docker" "inspect" "6434c7fa1df9c7ea8f1d6dd44b1a52234a010d3b2c33e6b03d22dc0a49be116c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6434c7fa1df9c7ea8f1d6dd44b1a52234a010d3b2c33e6b03d22dc0a49be116c", kill_on_drop: false }` [INFO] [stdout] 6434c7fa1df9c7ea8f1d6dd44b1a52234a010d3b2c33e6b03d22dc0a49be116c [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dbea89b2413235e2de196762b0be2b330f38388c550e4316dd664e301dc4236 [INFO] running `Command { std: "docker" "start" "-a" "5dbea89b2413235e2de196762b0be2b330f38388c550e4316dd664e301dc4236", kill_on_drop: false }` [INFO] [stderr] Compiling inv_manager v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:202:21 [INFO] [stdout] | [INFO] [stdout] 202 | if let Some(mut item_instance) = [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:202:21 [INFO] [stdout] | [INFO] [stdout] 202 | if let Some(mut item_instance) = [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "5dbea89b2413235e2de196762b0be2b330f38388c550e4316dd664e301dc4236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dbea89b2413235e2de196762b0be2b330f38388c550e4316dd664e301dc4236", kill_on_drop: false }` [INFO] [stdout] 5dbea89b2413235e2de196762b0be2b330f38388c550e4316dd664e301dc4236 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1eb75b0b905190b62f55e5b89b73c31709cf79bff2c660b5ce5060ebfe97b4dd [INFO] running `Command { std: "docker" "start" "-a" "1eb75b0b905190b62f55e5b89b73c31709cf79bff2c660b5ce5060ebfe97b4dd", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:202:21 [INFO] [stderr] | [INFO] [stderr] 202 | if let Some(mut item_instance) = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `inv_manager` (lib) generated 1 warning (run `cargo fix --lib -p inv_manager` to apply 1 suggestion) [INFO] [stderr] warning: `inv_manager` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/inv_manager-35166bb5c29b6c57) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests inv_manager [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 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1eb75b0b905190b62f55e5b89b73c31709cf79bff2c660b5ce5060ebfe97b4dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eb75b0b905190b62f55e5b89b73c31709cf79bff2c660b5ce5060ebfe97b4dd", kill_on_drop: false }` [INFO] [stdout] 1eb75b0b905190b62f55e5b89b73c31709cf79bff2c660b5ce5060ebfe97b4dd