[INFO] fetching crate insert_multiple 0.2.0... [INFO] testing insert_multiple-0.2.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate insert_multiple 0.2.0 into /workspace/builds/worker-22/source [INFO] validating manifest of crates.io crate insert_multiple 0.2.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate insert_multiple 0.2.0 [INFO] finished tweaking crates.io crate insert_multiple 0.2.0 [INFO] tweaked toml for crates.io crate insert_multiple 0.2.0 written to /workspace/builds/worker-22/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce138c7a2d7712b710ce11716350b5092d225d5d21ff2d64c3a8c46266521d9e [INFO] running `Command { std: "docker" "start" "-a" "ce138c7a2d7712b710ce11716350b5092d225d5d21ff2d64c3a8c46266521d9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce138c7a2d7712b710ce11716350b5092d225d5d21ff2d64c3a8c46266521d9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce138c7a2d7712b710ce11716350b5092d225d5d21ff2d64c3a8c46266521d9e", kill_on_drop: false }` [INFO] [stdout] ce138c7a2d7712b710ce11716350b5092d225d5d21ff2d64c3a8c46266521d9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc5e4f1f1ae4ae422041cd758a43c4b2707555d228703046a988b847aeae69a3 [INFO] running `Command { std: "docker" "start" "-a" "bc5e4f1f1ae4ae422041cd758a43c4b2707555d228703046a988b847aeae69a3", kill_on_drop: false }` [INFO] [stderr] Compiling insert_multiple v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/inserter.rs:9:43 [INFO] [stdout] | [INFO] [stdout] 9 | type Insertions<'i> = BTreeMap>; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/inserter.rs:42:27 [INFO] [stdout] | [INFO] [stdout] 42 | for (&insert_idx, mut to_insert) in self.insertions.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "bc5e4f1f1ae4ae422041cd758a43c4b2707555d228703046a988b847aeae69a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc5e4f1f1ae4ae422041cd758a43c4b2707555d228703046a988b847aeae69a3", kill_on_drop: false }` [INFO] [stdout] bc5e4f1f1ae4ae422041cd758a43c4b2707555d228703046a988b847aeae69a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0337118cd4010220f91feecdcf47c067347934686e63a048ffe08c0f9d24ec8 [INFO] running `Command { std: "docker" "start" "-a" "d0337118cd4010220f91feecdcf47c067347934686e63a048ffe08c0f9d24ec8", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/inserter.rs:9:43 [INFO] [stdout] | [INFO] [stdout] 9 | type Insertions<'i> = BTreeMap>; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling insert_multiple v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/inserter.rs:42:27 [INFO] [stdout] | [INFO] [stdout] 42 | for (&insert_idx, mut to_insert) in self.insertions.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/inserter.rs:9:43 [INFO] [stdout] | [INFO] [stdout] 9 | type Insertions<'i> = BTreeMap>; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/inserter.rs:42:27 [INFO] [stdout] | [INFO] [stdout] 42 | for (&insert_idx, mut to_insert) in self.insertions.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "d0337118cd4010220f91feecdcf47c067347934686e63a048ffe08c0f9d24ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0337118cd4010220f91feecdcf47c067347934686e63a048ffe08c0f9d24ec8", kill_on_drop: false }` [INFO] [stdout] d0337118cd4010220f91feecdcf47c067347934686e63a048ffe08c0f9d24ec8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 70e4532d0a76800a5c0d6843ca7d6a04f4683848ba77d6f1d759ea7f942c7a1e [INFO] running `Command { std: "docker" "start" "-a" "70e4532d0a76800a5c0d6843ca7d6a04f4683848ba77d6f1d759ea7f942c7a1e", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/inserter.rs:9:43 [INFO] [stderr] | [INFO] [stderr] 9 | type Insertions<'i> = BTreeMap>; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/inserter.rs:42:27 [INFO] [stderr] | [INFO] [stderr] 42 | for (&insert_idx, mut to_insert) in self.insertions.iter_mut() { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `insert_multiple` (lib) generated 2 warnings [INFO] [stderr] warning: `insert_multiple` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/insert_multiple-174dee0acf8c58ee) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test inserter::tests::insert_one_at_end ... ok [INFO] [stdout] test inserter::tests::insert_one_past_end ... ok [INFO] [stdout] test inserter::tests::insert_one_at_beginning ... ok [INFO] [stdout] test inserter::tests::interleave ... ok [INFO] [stdout] test string_inserter::tests::insert_one_at_beginning ... ok [INFO] [stdout] test string_inserter::tests::insert_one_past_end ... ok [INFO] [stdout] test string_inserter::tests::interleave ... ok [INFO] [stdout] test string_inserter::tests::insert_one_at_end ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests insert_multiple [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] running `Command { std: "docker" "inspect" "70e4532d0a76800a5c0d6843ca7d6a04f4683848ba77d6f1d759ea7f942c7a1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70e4532d0a76800a5c0d6843ca7d6a04f4683848ba77d6f1d759ea7f942c7a1e", kill_on_drop: false }` [INFO] [stdout] 70e4532d0a76800a5c0d6843ca7d6a04f4683848ba77d6f1d759ea7f942c7a1e