[INFO] fetching crate s7 0.1.9... [INFO] building s7-0.1.9 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate s7 0.1.9 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate s7 0.1.9 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate s7 0.1.9 [INFO] finished tweaking crates.io crate s7 0.1.9 [INFO] tweaked toml for crates.io crate s7 0.1.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 02b6cbd871af915105c36523d302c41b57b0d1f4d6df67601e1b20f5bb98e097 [INFO] running `Command { std: "docker" "start" "-a" "02b6cbd871af915105c36523d302c41b57b0d1f4d6df67601e1b20f5bb98e097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02b6cbd871af915105c36523d302c41b57b0d1f4d6df67601e1b20f5bb98e097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02b6cbd871af915105c36523d302c41b57b0d1f4d6df67601e1b20f5bb98e097", kill_on_drop: false }` [INFO] [stdout] 02b6cbd871af915105c36523d302c41b57b0d1f4d6df67601e1b20f5bb98e097 [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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 658196d6628acc59267b8527661b1424694366b9f8143cd43b86b71b00579494 [INFO] running `Command { std: "docker" "start" "-a" "658196d6628acc59267b8527661b1424694366b9f8143cd43b86b71b00579494", kill_on_drop: false }` [INFO] [stderr] Compiling s7 v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data_szl` [INFO] [stdout] --> src/client.rs:723:13 [INFO] [stdout] | [INFO] [stdout] 723 | let data_szl = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `module_type_name`, `serial_number`, `as_name`, `copyright`, and `module_name` are never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CpuInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 14 | module_type_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | serial_number: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 16 | as_name: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 17 | copyright: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | module_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CpuInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_pdu_length`, `max_connections`, `max_mpi_rate`, and `max_bus_rate` are never read [INFO] [stdout] --> src/client.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct CPInfo { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 23 | max_pdu_length: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 24 | max_connections: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 25 | max_mpi_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 26 | max_bus_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CPInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `number_of_data_record` is never read [INFO] [stdout] --> src/transport.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 171 | pub(crate) struct SZLHeader { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 172 | pub length_header: u16, [INFO] [stdout] 173 | pub number_of_data_record: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "658196d6628acc59267b8527661b1424694366b9f8143cd43b86b71b00579494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "658196d6628acc59267b8527661b1424694366b9f8143cd43b86b71b00579494", kill_on_drop: false }` [INFO] [stdout] 658196d6628acc59267b8527661b1424694366b9f8143cd43b86b71b00579494 [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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb7dc01634d2138c0c07f8e76e8c8850ad61c410a717f1338c5e4d2b89541d18 [INFO] running `Command { std: "docker" "start" "-a" "fb7dc01634d2138c0c07f8e76e8c8850ad61c410a717f1338c5e4d2b89541d18", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `data_szl` [INFO] [stdout] --> src/client.rs:723:13 [INFO] [stdout] | [INFO] [stdout] 723 | let data_szl = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `module_type_name`, `serial_number`, `as_name`, `copyright`, and `module_name` are never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CpuInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 14 | module_type_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | serial_number: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 16 | as_name: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 17 | copyright: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | module_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CpuInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_pdu_length`, `max_connections`, `max_mpi_rate`, and `max_bus_rate` are never read [INFO] [stdout] --> src/client.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct CPInfo { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 23 | max_pdu_length: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 24 | max_connections: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 25 | max_mpi_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 26 | max_bus_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CPInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `number_of_data_record` is never read [INFO] [stdout] --> src/transport.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 171 | pub(crate) struct SZLHeader { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 172 | pub length_header: u16, [INFO] [stdout] 173 | pub number_of_data_record: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling s7 v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data_szl` [INFO] [stdout] --> src/client.rs:723:13 [INFO] [stdout] | [INFO] [stdout] 723 | let data_szl = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `module_type_name`, `serial_number`, `as_name`, `copyright`, and `module_name` are never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CpuInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 14 | module_type_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | serial_number: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 16 | as_name: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 17 | copyright: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | module_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CpuInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_pdu_length`, `max_connections`, `max_mpi_rate`, and `max_bus_rate` are never read [INFO] [stdout] --> src/client.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct CPInfo { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 23 | max_pdu_length: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 24 | max_connections: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 25 | max_mpi_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 26 | max_bus_rate: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CPInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `number_of_data_record` is never read [INFO] [stdout] --> src/transport.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 171 | pub(crate) struct SZLHeader { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 172 | pub length_header: u16, [INFO] [stdout] 173 | pub number_of_data_record: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "fb7dc01634d2138c0c07f8e76e8c8850ad61c410a717f1338c5e4d2b89541d18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb7dc01634d2138c0c07f8e76e8c8850ad61c410a717f1338c5e4d2b89541d18", kill_on_drop: false }` [INFO] [stdout] fb7dc01634d2138c0c07f8e76e8c8850ad61c410a717f1338c5e4d2b89541d18