[INFO] fetching crate rustat 0.1.1... [INFO] building rustat-0.1.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate rustat 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate rustat 0.1.1 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 rustat 0.1.1 [INFO] finished tweaking crates.io crate rustat 0.1.1 [INFO] tweaked toml for crates.io crate rustat 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate rustat 0.1.1 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tabular v0.1.4 [INFO] [stderr] Downloaded hermit-abi v0.1.10 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9dd6f822e5a47a1aced84ecf2c6fc9a50eedcca254acf1c2526a0b79d44c8b91 [INFO] running `Command { std: "docker" "start" "-a" "9dd6f822e5a47a1aced84ecf2c6fc9a50eedcca254acf1c2526a0b79d44c8b91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9dd6f822e5a47a1aced84ecf2c6fc9a50eedcca254acf1c2526a0b79d44c8b91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dd6f822e5a47a1aced84ecf2c6fc9a50eedcca254acf1c2526a0b79d44c8b91", kill_on_drop: false }` [INFO] [stdout] 9dd6f822e5a47a1aced84ecf2c6fc9a50eedcca254acf1c2526a0b79d44c8b91 [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 -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] 31d6115cf2ac0b0762b71a41e9415c23448fb10c4a5bf914a384d4e073ed6ec6 [INFO] running `Command { std: "docker" "start" "-a" "31d6115cf2ac0b0762b71a41e9415c23448fb10c4a5bf914a384d4e073ed6ec6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling tabular v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rustat v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `cached` is never read [INFO] [stdout] --> src/rustat/arguments.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Arguments { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | pub cached: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | FileSystemPrintf(String), [INFO] [stdout] | ---------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | FileSystemPrintf(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:10:25 [INFO] [stdout] | [INFO] [stdout] 10 | FileSystemFormatted(String), [INFO] [stdout] | ------------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | FileSystemFormatted(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | Printf(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Printf(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | Formatted(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | Formatted(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> src/rustat/entry.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct EntryData { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 12 | pub path: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s [INFO] running `Command { std: "docker" "inspect" "31d6115cf2ac0b0762b71a41e9415c23448fb10c4a5bf914a384d4e073ed6ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31d6115cf2ac0b0762b71a41e9415c23448fb10c4a5bf914a384d4e073ed6ec6", kill_on_drop: false }` [INFO] [stdout] 31d6115cf2ac0b0762b71a41e9415c23448fb10c4a5bf914a384d4e073ed6ec6 [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 -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] 20d62f9c0916cb0a7b2df3fd9e40858a74dd59c27a7f506614f1fb8c282f2bc0 [INFO] running `Command { std: "docker" "start" "-a" "20d62f9c0916cb0a7b2df3fd9e40858a74dd59c27a7f506614f1fb8c282f2bc0", kill_on_drop: false }` [INFO] [stderr] Compiling rustat v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `cached` is never read [INFO] [stdout] --> src/rustat/arguments.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Arguments { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | pub cached: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | FileSystemPrintf(String), [INFO] [stdout] | ---------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | FileSystemPrintf(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:10:25 [INFO] [stdout] | [INFO] [stdout] 10 | FileSystemFormatted(String), [INFO] [stdout] | ------------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | FileSystemFormatted(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | Printf(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Printf(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rustat/display/controller.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | Formatted(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | Formatted(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> src/rustat/entry.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct EntryData { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 12 | pub path: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "20d62f9c0916cb0a7b2df3fd9e40858a74dd59c27a7f506614f1fb8c282f2bc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20d62f9c0916cb0a7b2df3fd9e40858a74dd59c27a7f506614f1fb8c282f2bc0", kill_on_drop: false }` [INFO] [stdout] 20d62f9c0916cb0a7b2df3fd9e40858a74dd59c27a7f506614f1fb8c282f2bc0