[INFO] fetching crate smallvectune 0.0.1... [INFO] testing smallvectune-0.0.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4 [INFO] extracting crate smallvectune 0.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate smallvectune 0.0.1 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate smallvectune 0.0.1 [INFO] finished tweaking crates.io crate smallvectune 0.0.1 [INFO] tweaked toml for crates.io crate smallvectune 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6428a4a1a762d8f1be9b643b744967aacbc0d260d2e537ceaa1b9212fe27ff3 [INFO] running `Command { std: "docker" "start" "-a" "f6428a4a1a762d8f1be9b643b744967aacbc0d260d2e537ceaa1b9212fe27ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6428a4a1a762d8f1be9b643b744967aacbc0d260d2e537ceaa1b9212fe27ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6428a4a1a762d8f1be9b643b744967aacbc0d260d2e537ceaa1b9212fe27ff3", kill_on_drop: false }` [INFO] [stdout] f6428a4a1a762d8f1be9b643b744967aacbc0d260d2e537ceaa1b9212fe27ff3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1ad8670e8931d8f89f652873aa08411f2bf6d5f2ee4af2bda6d5d70daf8763bc [INFO] running `Command { std: "docker" "start" "-a" "1ad8670e8931d8f89f652873aa08411f2bf6d5f2ee4af2bda6d5d70daf8763bc", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-channel v0.2.6 [INFO] [stderr] Compiling smallvectune v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:506:5 [INFO] [stdout] | [INFO] [stdout] 506 | writeln!(w, "{};{};{};{}", item_size, array_size, addrem, capacity); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.11s [INFO] running `Command { std: "docker" "inspect" "1ad8670e8931d8f89f652873aa08411f2bf6d5f2ee4af2bda6d5d70daf8763bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ad8670e8931d8f89f652873aa08411f2bf6d5f2ee4af2bda6d5d70daf8763bc", kill_on_drop: false }` [INFO] [stdout] 1ad8670e8931d8f89f652873aa08411f2bf6d5f2ee4af2bda6d5d70daf8763bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 968a0a469f15722ede0deef1f12e0390a167b96e67ec14a7827a5f74642dc8eb [INFO] running `Command { std: "docker" "start" "-a" "968a0a469f15722ede0deef1f12e0390a167b96e67ec14a7827a5f74642dc8eb", kill_on_drop: false }` [INFO] [stderr] Compiling smallvectune v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:506:5 [INFO] [stdout] | [INFO] [stdout] 506 | writeln!(w, "{};{};{};{}", item_size, array_size, addrem, capacity); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:506:5 [INFO] [stdout] | [INFO] [stdout] 506 | writeln!(w, "{};{};{};{}", item_size, array_size, addrem, capacity); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "968a0a469f15722ede0deef1f12e0390a167b96e67ec14a7827a5f74642dc8eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "968a0a469f15722ede0deef1f12e0390a167b96e67ec14a7827a5f74642dc8eb", kill_on_drop: false }` [INFO] [stdout] 968a0a469f15722ede0deef1f12e0390a167b96e67ec14a7827a5f74642dc8eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a70e9dde07ae7932132609811241668abff29b90fc4ebdf619e8db966319073e [INFO] running `Command { std: "docker" "start" "-a" "a70e9dde07ae7932132609811241668abff29b90fc4ebdf619e8db966319073e", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:506:5 [INFO] [stderr] | [INFO] [stderr] 506 | writeln!(w, "{};{};{};{}", item_size, array_size, addrem, capacity); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `smallvectune` (lib) generated 1 warning [INFO] [stderr] warning: `smallvectune` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/smallvectune-62ba57ec8e8dd36e) [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" "a70e9dde07ae7932132609811241668abff29b90fc4ebdf619e8db966319073e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a70e9dde07ae7932132609811241668abff29b90fc4ebdf619e8db966319073e", kill_on_drop: false }` [INFO] [stdout] a70e9dde07ae7932132609811241668abff29b90fc4ebdf619e8db966319073e