[INFO] fetching crate nclist 0.1.1... [INFO] testing nclist-0.1.1 against 1.90.0 for beta-1.91-3 [INFO] extracting crate nclist 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate nclist 0.1.1 [INFO] finished tweaking crates.io crate nclist 0.1.1 [INFO] tweaked toml for crates.io crate nclist 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nclist 0.1.1 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding itertools v0.8.2 (available: v0.14.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efc98ada427f268469932ed6227ed886c4469d4dbc5f96c163c5143f8ce4acc4 [INFO] running `Command { std: "docker" "start" "-a" "efc98ada427f268469932ed6227ed886c4469d4dbc5f96c163c5143f8ce4acc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efc98ada427f268469932ed6227ed886c4469d4dbc5f96c163c5143f8ce4acc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efc98ada427f268469932ed6227ed886c4469d4dbc5f96c163c5143f8ce4acc4", kill_on_drop: false }` [INFO] [stdout] efc98ada427f268469932ed6227ed886c4469d4dbc5f96c163c5143f8ce4acc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bacb5cb666e7642b6dfa5466d11d330e5e3582b5c2aed46db40b187bf945b7f7 [INFO] running `Command { std: "docker" "start" "-a" "bacb5cb666e7642b6dfa5466d11d330e5e3582b5c2aed46db40b187bf945b7f7", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling nclist v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 222 | let _ = std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 223 | std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 223 | let _ = std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "bacb5cb666e7642b6dfa5466d11d330e5e3582b5c2aed46db40b187bf945b7f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bacb5cb666e7642b6dfa5466d11d330e5e3582b5c2aed46db40b187bf945b7f7", kill_on_drop: false }` [INFO] [stdout] bacb5cb666e7642b6dfa5466d11d330e5e3582b5c2aed46db40b187bf945b7f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1754ce96bb39d32be1eddb8bcf68667c5d9ce2d47d01f0bad615e995c7c2ee2 [INFO] running `Command { std: "docker" "start" "-a" "f1754ce96bb39d32be1eddb8bcf68667c5d9ce2d47d01f0bad615e995c7c2ee2", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 222 | let _ = std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 223 | std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 223 | let _ = std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling nclist v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 222 | let _ = std::mem::replace(&mut self.intervals, intervals); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 223 | std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 223 | let _ = std::mem::replace(&mut self.contained, contained); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.73s [INFO] running `Command { std: "docker" "inspect" "f1754ce96bb39d32be1eddb8bcf68667c5d9ce2d47d01f0bad615e995c7c2ee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1754ce96bb39d32be1eddb8bcf68667c5d9ce2d47d01f0bad615e995c7c2ee2", kill_on_drop: false }` [INFO] [stdout] f1754ce96bb39d32be1eddb8bcf68667c5d9ce2d47d01f0bad615e995c7c2ee2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ba8c3acc458c2b29461d8c5d6c3895192ddbd2c7b8c94bf7a546aacaffcb261 [INFO] running `Command { std: "docker" "start" "-a" "5ba8c3acc458c2b29461d8c5d6c3895192ddbd2c7b8c94bf7a546aacaffcb261", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib.rs:222:17 [INFO] [stderr] | [INFO] [stderr] 222 | std::mem::replace(&mut self.intervals, intervals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 222 | let _ = std::mem::replace(&mut self.intervals, intervals); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib.rs:223:17 [INFO] [stderr] | [INFO] [stderr] 223 | std::mem::replace(&mut self.contained, contained); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 223 | let _ = std::mem::replace(&mut self.contained, contained); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `nclist` (lib) generated 2 warnings [INFO] [stderr] warning: `nclist` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nclist-a2ec6401680de0cb) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::count ... ok [INFO] [stdout] test tests::duplicate_intervals ... ok [INFO] [stdout] test tests::illegal_width_queries ... ok [INFO] [stdout] test tests::from_vec ... ok [INFO] [stdout] test tests::test_binary_search_implementation_details ... ok [INFO] [stdout] test tests::overlaps ... ok [INFO] [stdout] test tests::interval_width ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests nclist [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 31) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5ba8c3acc458c2b29461d8c5d6c3895192ddbd2c7b8c94bf7a546aacaffcb261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ba8c3acc458c2b29461d8c5d6c3895192ddbd2c7b8c94bf7a546aacaffcb261", kill_on_drop: false }` [INFO] [stdout] 5ba8c3acc458c2b29461d8c5d6c3895192ddbd2c7b8c94bf7a546aacaffcb261