[INFO] fetching crate envop 1.0.5... [INFO] checking envop-1.0.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate envop 1.0.5 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate envop 1.0.5 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate envop 1.0.5 [INFO] finished tweaking crates.io crate envop 1.0.5 [INFO] tweaked toml for crates.io crate envop 1.0.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate envop 1.0.5 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0bd96bc104adb8e568ee6dc7ebc052a2e031a36c49f9e595d999e1180c52ac1c [INFO] running `Command { std: "docker" "start" "-a" "0bd96bc104adb8e568ee6dc7ebc052a2e031a36c49f9e595d999e1180c52ac1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bd96bc104adb8e568ee6dc7ebc052a2e031a36c49f9e595d999e1180c52ac1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bd96bc104adb8e568ee6dc7ebc052a2e031a36c49f9e595d999e1180c52ac1c", kill_on_drop: false }` [INFO] [stdout] 0bd96bc104adb8e568ee6dc7ebc052a2e031a36c49f9e595d999e1180c52ac1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42cd7cf4ecafed37e38264ab3d71d2b8dc04bf7348aeadee94797a387652f316 [INFO] running `Command { std: "docker" "start" "-a" "42cd7cf4ecafed37e38264ab3d71d2b8dc04bf7348aeadee94797a387652f316", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling lock_api v0.4.8 [INFO] [stderr] Compiling argh_shared v0.1.8 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking dyn-clone v1.0.9 [INFO] [stderr] Checking newline-converter v0.2.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.25.0 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling argh_derive v0.1.8 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking inquire v0.3.0 [INFO] [stderr] Checking argh v0.1.8 [INFO] [stderr] Checking envop v1.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | IOError(io::Error), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 81 | IOError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:82:20 [INFO] [stdout] | [INFO] [stdout] 82 | SerializeError(serde_json::Error), [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 82 | SerializeError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:83:19 [INFO] [stdout] | [INFO] [stdout] 83 | FromUtf8Error(FromUtf8Error), [INFO] [stdout] | ------------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 83 | FromUtf8Error(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | IOError(io::Error), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 81 | IOError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:82:20 [INFO] [stdout] | [INFO] [stdout] 82 | SerializeError(serde_json::Error), [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 82 | SerializeError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/op_utils.rs:83:19 [INFO] [stdout] | [INFO] [stdout] 83 | FromUtf8Error(FromUtf8Error), [INFO] [stdout] | ------------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseOPError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 83 | FromUtf8Error(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.31s [INFO] running `Command { std: "docker" "inspect" "42cd7cf4ecafed37e38264ab3d71d2b8dc04bf7348aeadee94797a387652f316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42cd7cf4ecafed37e38264ab3d71d2b8dc04bf7348aeadee94797a387652f316", kill_on_drop: false }` [INFO] [stdout] 42cd7cf4ecafed37e38264ab3d71d2b8dc04bf7348aeadee94797a387652f316