[INFO] fetching crate string_wrapped 0.1.1... [INFO] testing string_wrapped-0.1.1 against 1.91.0 for beta-1.92-2 [INFO] extracting crate string_wrapped 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate string_wrapped 0.1.1 [INFO] finished tweaking crates.io crate string_wrapped 0.1.1 [INFO] tweaked toml for crates.io crate string_wrapped 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate string_wrapped 0.1.1 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 79cebda79e1a08827b581b447c691dc8aee07b24c12b90c418e4c48c8f5d962a [INFO] running `Command { std: "docker" "start" "-a" "79cebda79e1a08827b581b447c691dc8aee07b24c12b90c418e4c48c8f5d962a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79cebda79e1a08827b581b447c691dc8aee07b24c12b90c418e4c48c8f5d962a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79cebda79e1a08827b581b447c691dc8aee07b24c12b90c418e4c48c8f5d962a", kill_on_drop: false }` [INFO] [stdout] 79cebda79e1a08827b581b447c691dc8aee07b24c12b90c418e4c48c8f5d962a [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c92237c40106244d32ab374e5ef3e24311094c23dee8d43e03160685bdb33c1 [INFO] running `Command { std: "docker" "start" "-a" "7c92237c40106244d32ab374e5ef3e24311094c23dee8d43e03160685bdb33c1", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling string_wrapped v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.12s [INFO] running `Command { std: "docker" "inspect" "7c92237c40106244d32ab374e5ef3e24311094c23dee8d43e03160685bdb33c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c92237c40106244d32ab374e5ef3e24311094c23dee8d43e03160685bdb33c1", kill_on_drop: false }` [INFO] [stdout] 7c92237c40106244d32ab374e5ef3e24311094c23dee8d43e03160685bdb33c1 [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a975ff971e2aa818298df82e59bf37f0a4a39537f39d0d693630afeb361ef7b [INFO] running `Command { std: "docker" "start" "-a" "1a975ff971e2aa818298df82e59bf37f0a4a39537f39d0d693630afeb361ef7b", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling string_wrapped v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | StringWrapped(23) == StringWrapped(23); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 143 | let _ = StringWrapped(23) == StringWrapped(23); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | StringWrapped(23) < StringWrapped(23); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 148 | let _ = StringWrapped(23) < StringWrapped(23); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.65s [INFO] running `Command { std: "docker" "inspect" "1a975ff971e2aa818298df82e59bf37f0a4a39537f39d0d693630afeb361ef7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a975ff971e2aa818298df82e59bf37f0a4a39537f39d0d693630afeb361ef7b", kill_on_drop: false }` [INFO] [stdout] 1a975ff971e2aa818298df82e59bf37f0a4a39537f39d0d693630afeb361ef7b [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cfb6b77ce8bfa4eeef1a0538ed28f7af0ea1a5c6df9d06cae290ae1e713e9962 [INFO] running `Command { std: "docker" "start" "-a" "cfb6b77ce8bfa4eeef1a0538ed28f7af0ea1a5c6df9d06cae290ae1e713e9962", kill_on_drop: false }` [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/lib.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | StringWrapped(23) == StringWrapped(23); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 143 | let _ = StringWrapped(23) == StringWrapped(23); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/lib.rs:148:9 [INFO] [stderr] | [INFO] [stderr] 148 | StringWrapped(23) < StringWrapped(23); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 148 | let _ = StringWrapped(23) < StringWrapped(23); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `string_wrapped` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_wrapped-5333b0d596c865d1) [INFO] [stderr] Doc-tests string_wrapped [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_compare ... ok [INFO] [stdout] test tests::deserialize_number ... ok [INFO] [stdout] test tests::test_ord ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [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 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cfb6b77ce8bfa4eeef1a0538ed28f7af0ea1a5c6df9d06cae290ae1e713e9962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfb6b77ce8bfa4eeef1a0538ed28f7af0ea1a5c6df9d06cae290ae1e713e9962", kill_on_drop: false }` [INFO] [stdout] cfb6b77ce8bfa4eeef1a0538ed28f7af0ea1a5c6df9d06cae290ae1e713e9962