[INFO] cloning repository https://github.com/Emerentius/drain_experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Emerentius/drain_experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fdrain_experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fdrain_experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5d693978cc0ae5cbb701145ae3d12f15e8ac80e7 [INFO] testing Emerentius/drain_experiments against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fdrain_experiments" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Emerentius/drain_experiments on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Emerentius/drain_experiments [INFO] finished tweaking git repo https://github.com/Emerentius/drain_experiments [INFO] tweaked toml for git repo https://github.com/Emerentius/drain_experiments written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Emerentius/drain_experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c5964fdcdfd67e3b9b88e3323cb863e43645a97f27679dc903fc0314996edff [INFO] running `Command { std: "docker" "start" "-a" "9c5964fdcdfd67e3b9b88e3323cb863e43645a97f27679dc903fc0314996edff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c5964fdcdfd67e3b9b88e3323cb863e43645a97f27679dc903fc0314996edff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5964fdcdfd67e3b9b88e3323cb863e43645a97f27679dc903fc0314996edff", kill_on_drop: false }` [INFO] [stdout] 9c5964fdcdfd67e3b9b88e3323cb863e43645a97f27679dc903fc0314996edff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76c759bd11bb8d759ecc403e9d1c581c9f01c1285c4b8be99d5789c4676f7710 [INFO] running `Command { std: "docker" "start" "-a" "76c759bd11bb8d759ecc403e9d1c581c9f01c1285c4b8be99d5789c4676f7710", kill_on_drop: false }` [INFO] [stderr] Compiling try_drain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Exhausting`, `IteratorExt` [INFO] [stdout] --> src/lib.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use exhausting::{Exhausting, IteratorExt}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StreamElement` [INFO] [stdout] --> src/lib.rs:14:44 [INFO] [stdout] | [INFO] [stdout] 14 | use drain_element_streaming::{StreamDrain, StreamElement}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CursorIter` [INFO] [stdout] --> src/lib.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 17 | use cursor::{Cursor, CursorIter}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rg` [INFO] [stdout] --> src/lib.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn range(self, rg: std::ops::Range) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take` [INFO] [stdout] --> src/cursor.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | fn take(self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "76c759bd11bb8d759ecc403e9d1c581c9f01c1285c4b8be99d5789c4676f7710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76c759bd11bb8d759ecc403e9d1c581c9f01c1285c4b8be99d5789c4676f7710", kill_on_drop: false }` [INFO] [stdout] 76c759bd11bb8d759ecc403e9d1c581c9f01c1285c4b8be99d5789c4676f7710 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b28e1336e98f7ce45df1a4368030882cb02f6f3c2c8707bd36793c639b11811 [INFO] running `Command { std: "docker" "start" "-a" "0b28e1336e98f7ce45df1a4368030882cb02f6f3c2c8707bd36793c639b11811", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `Exhausting`, `IteratorExt` [INFO] [stdout] --> src/lib.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use exhausting::{Exhausting, IteratorExt}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling try_drain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `StreamElement` [INFO] [stdout] --> src/lib.rs:14:44 [INFO] [stdout] | [INFO] [stdout] 14 | use drain_element_streaming::{StreamDrain, StreamElement}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CursorIter` [INFO] [stdout] --> src/lib.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 17 | use cursor::{Cursor, CursorIter}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rg` [INFO] [stdout] --> src/lib.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn range(self, rg: std::ops::Range) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take` [INFO] [stdout] --> src/cursor.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | fn take(self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Exhausting`, `IteratorExt` [INFO] [stdout] --> src/lib.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use exhausting::{Exhausting, IteratorExt}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StreamElement` [INFO] [stdout] --> src/lib.rs:14:44 [INFO] [stdout] | [INFO] [stdout] 14 | use drain_element_streaming::{StreamDrain, StreamElement}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CursorIter` [INFO] [stdout] --> src/lib.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 17 | use cursor::{Cursor, CursorIter}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rg` [INFO] [stdout] --> src/lib.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn range(self, rg: std::ops::Range) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take` [INFO] [stdout] --> src/cursor.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | fn take(self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "0b28e1336e98f7ce45df1a4368030882cb02f6f3c2c8707bd36793c639b11811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b28e1336e98f7ce45df1a4368030882cb02f6f3c2c8707bd36793c639b11811", kill_on_drop: false }` [INFO] [stdout] 0b28e1336e98f7ce45df1a4368030882cb02f6f3c2c8707bd36793c639b11811 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 11aac3f2d33ad7ab745583fdc3b296acba5c3fc1e47afecf1c3b57e0b0f51859 [INFO] running `Command { std: "docker" "start" "-a" "11aac3f2d33ad7ab745583fdc3b296acba5c3fc1e47afecf1c3b57e0b0f51859", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Exhausting`, `IteratorExt` [INFO] [stderr] --> src/lib.rs:11:18 [INFO] [stderr] | [INFO] [stderr] 11 | use exhausting::{Exhausting, IteratorExt}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `StreamElement` [INFO] [stderr] --> src/lib.rs:14:44 [INFO] [stderr] | [INFO] [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `CursorIter` [INFO] [stderr] --> src/lib.rs:17:22 [INFO] [stderr] | [INFO] [stderr] 17 | use cursor::{Cursor, CursorIter}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rg` [INFO] [stderr] --> src/lib.rs:58:24 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn range(self, rg: std::ops::Range) -> Self { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_rg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `take` [INFO] [stderr] --> src/cursor.rs:225:8 [INFO] [stderr] | [INFO] [stderr] 225 | fn take(self) -> T { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Exhausting`, `IteratorExt` [INFO] [stderr] --> src/lib.rs:11:18 [INFO] [stderr] | [INFO] [stderr] 11 | use exhausting::{Exhausting, IteratorExt}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `StreamElement` [INFO] [stderr] --> src/lib.rs:14:44 [INFO] [stderr] | [INFO] [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `CursorIter` [INFO] [stderr] --> src/lib.rs:17:22 [INFO] [stderr] | [INFO] [stderr] 17 | use cursor::{Cursor, CursorIter}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rg` [INFO] [stderr] --> src/lib.rs:58:24 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn range(self, rg: std::ops::Range) -> Self { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_rg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `take` [INFO] [stderr] --> src/cursor.rs:225:8 [INFO] [stderr] | [INFO] [stderr] 225 | fn take(self) -> T { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/try_drain-dca9efab43572cbc) [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] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-fb49771bfd798ce0) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test _0a_noop ... ok [INFO] [stdout] test _0b_bomb_drain ... ok [INFO] [stdout] test _0f_bomb_cursor ... ok [INFO] [stdout] test _0e_bomb_stream_drain ... ok [INFO] [stdout] test _0d_bomb_elem_try_drain ... ok [INFO] [stdout] test _0f_bomb_cursor_iter ... ok [INFO] [stdout] test _0d_bomb_try_drain ... ok [INFO] [stdout] test _0c_bomb_drain_filter ... ok [INFO] [stdout] test _0d_bomb_elem_move_drain ... ok [INFO] [stdout] test _1d_exhaust_string_try_drain ... ok [INFO] [stdout] test _1d_exhaust_string_elem_try_drain ... ok [INFO] [stdout] test _1f_exhaust_string_cursor_iter ... ok [INFO] [stdout] test _1e_exhaust_string_stream_drain ... ok [INFO] [stdout] test _1c_exhaust_string_drain_filter ... ok [INFO] [stdout] test _1b_exhaust_string_drain ... ok [INFO] [stdout] test _1a_noop ... ok [INFO] [stdout] test _1d_exhaust_string_elem_move_drain ... ok [INFO] [stdout] test _1f_exhaust_string_cursor_clear ... ok [INFO] [stdout] test _1f_exhaust_string_cursor ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Doc-tests try_drain [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" "11aac3f2d33ad7ab745583fdc3b296acba5c3fc1e47afecf1c3b57e0b0f51859", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11aac3f2d33ad7ab745583fdc3b296acba5c3fc1e47afecf1c3b57e0b0f51859", kill_on_drop: false }` [INFO] [stdout] 11aac3f2d33ad7ab745583fdc3b296acba5c3fc1e47afecf1c3b57e0b0f51859