[INFO] fetching crate remote_serial 1.0.9... [INFO] checking remote_serial-1.0.9 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate remote_serial 1.0.9 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate remote_serial 1.0.9 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config [INFO] started tweaking crates.io crate remote_serial 1.0.9 [INFO] finished tweaking crates.io crate remote_serial 1.0.9 [INFO] tweaked toml for crates.io crate remote_serial 1.0.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate remote_serial 1.0.9 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-serial v4.3.3 [INFO] [stderr] Downloaded serialport v3.3.0 [INFO] [stderr] Downloaded futures-executor v0.3.14 [INFO] [stderr] Downloaded mio-serial v3.3.1 [INFO] [stderr] Downloaded redox_syscall v0.2.6 [INFO] [stderr] Downloaded futures-io v0.3.14 [INFO] [stderr] Downloaded futures-macro v0.3.14 [INFO] [stderr] Downloaded futures v0.3.14 [INFO] [stderr] Downloaded syn v1.0.70 [INFO] [stderr] Downloaded crossterm v0.18.2 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 585b01656688e5889879330f531bea65f858f3164354d90e21dbc5e694868e9b [INFO] running `Command { std: "docker" "start" "-a" "585b01656688e5889879330f531bea65f858f3164354d90e21dbc5e694868e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "585b01656688e5889879330f531bea65f858f3164354d90e21dbc5e694868e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "585b01656688e5889879330f531bea65f858f3164354d90e21dbc5e694868e9b", kill_on_drop: false }` [INFO] [stdout] 585b01656688e5889879330f531bea65f858f3164354d90e21dbc5e694868e9b [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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98f7e5f7db42617db9974348fec14aebfdcb3c222788898711b10a92220735f8 [INFO] running `Command { std: "docker" "start" "-a" "98f7e5f7db42617db9974348fec14aebfdcb3c222788898711b10a92220735f8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking local_ipaddress v0.1.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking mio-serial v3.3.1 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking tokio-serial v4.3.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking remote_serial v1.0.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.82s [INFO] running `Command { std: "docker" "inspect" "98f7e5f7db42617db9974348fec14aebfdcb3c222788898711b10a92220735f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98f7e5f7db42617db9974348fec14aebfdcb3c222788898711b10a92220735f8", kill_on_drop: false }` [INFO] [stdout] 98f7e5f7db42617db9974348fec14aebfdcb3c222788898711b10a92220735f8 [INFO] checking remote_serial-1.0.9 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate remote_serial 1.0.9 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate remote_serial 1.0.9 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] started tweaking crates.io crate remote_serial 1.0.9 [INFO] finished tweaking crates.io crate remote_serial 1.0.9 [INFO] tweaked toml for crates.io crate remote_serial 1.0.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate remote_serial 1.0.9 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d258211ec27d8a891c7677034545f055ebb3628691d7a0f4ab537b9f3018fb31 [INFO] running `Command { std: "docker" "start" "-a" "d258211ec27d8a891c7677034545f055ebb3628691d7a0f4ab537b9f3018fb31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d258211ec27d8a891c7677034545f055ebb3628691d7a0f4ab537b9f3018fb31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d258211ec27d8a891c7677034545f055ebb3628691d7a0f4ab537b9f3018fb31", kill_on_drop: false }` [INFO] [stdout] d258211ec27d8a891c7677034545f055ebb3628691d7a0f4ab537b9f3018fb31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17dcfd4727cff6084f3dfdbd66a27619e2fca712db11518ebc659ab08b901336 [INFO] running `Command { std: "docker" "start" "-a" "17dcfd4727cff6084f3dfdbd66a27619e2fca712db11518ebc659ab08b901336", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking local_ipaddress v0.1.3 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking mio-serial v3.3.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking tokio-serial v4.3.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking remote_serial v1.0.9 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:185:70 [INFO] [stdout] | [INFO] [stdout] 185 | ... save_file.iter().for_each(|mut file| file.write_all(&buffer[0..len]).unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:185:70 [INFO] [stdout] | [INFO] [stdout] 185 | ... save_file.iter().for_each(|mut file| file.write_all(&buffer[0..len]).unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:263:66 [INFO] [stdout] | [INFO] [stdout] 263 | ... save_file.iter().for_each(|mut file| file.write_all(&serial_event[..]).unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:263:66 [INFO] [stdout] | [INFO] [stdout] 263 | ... save_file.iter().for_each(|mut file| file.write_all(&serial_event[..]).unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `remote_serial` (bin "remote_serial" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `remote_serial` (bin "remote_serial") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "17dcfd4727cff6084f3dfdbd66a27619e2fca712db11518ebc659ab08b901336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17dcfd4727cff6084f3dfdbd66a27619e2fca712db11518ebc659ab08b901336", kill_on_drop: false }` [INFO] [stdout] 17dcfd4727cff6084f3dfdbd66a27619e2fca712db11518ebc659ab08b901336