[INFO] fetching crate buildkit-llb 0.2.0...
[INFO] checking buildkit-llb-0.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate buildkit-llb 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate buildkit-llb 0.2.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buildkit-llb 0.2.0
[INFO] finished tweaking crates.io crate buildkit-llb 0.2.0
[INFO] tweaked toml for crates.io crate buildkit-llb 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate buildkit-llb 0.2.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c597d4691b45ae6631822e0cdb660028660d36858b0c1af1805cd1f0a931fc12
[INFO] running `Command { std: "docker" "start" "-a" "c597d4691b45ae6631822e0cdb660028660d36858b0c1af1805cd1f0a931fc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c597d4691b45ae6631822e0cdb660028660d36858b0c1af1805cd1f0a931fc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c597d4691b45ae6631822e0cdb660028660d36858b0c1af1805cd1f0a931fc12", kill_on_drop: false }`
[INFO] [stdout] c597d4691b45ae6631822e0cdb660028660d36858b0c1af1805cd1f0a931fc12
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 821ab4607a27fadb62a52358d6a06d02b7006492be0874fde4060987cfc8fa55
[INFO] running `Command { std: "docker" "start" "-a" "821ab4607a27fadb62a52358d6a06d02b7006492be0874fde4060987cfc8fa55", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling buildkit-proto v0.2.0
[INFO] [stderr]     Checking buildkit-llb v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Arc` is imported redundantly
[INFO] [stdout]  --> src/ops/fs/sequence.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 | use crate::ops::*;
[INFO] [stdout]   |     ------------- the item `Arc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `OperationOutput` is imported redundantly
[INFO] [stdout]   --> src/ops/fs/sequence.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 8  | use crate::ops::*;
[INFO] [stdout]    |     ------------- the item `OperationOutput` is already imported here
[INFO] [stdout] 9  | use crate::serialization::{Context, Node, Operation, OperationId, Result};
[INFO] [stdout] 10 | use crate::utils::{OperationOutput, OutputIdx};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Arc` is imported redundantly
[INFO] [stdout]  --> src/ops/fs/sequence.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 | use crate::ops::*;
[INFO] [stdout]   |     ------------- the item `Arc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `OperationOutput` is imported redundantly
[INFO] [stdout]   --> src/ops/fs/sequence.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 8  | use crate::ops::*;
[INFO] [stdout]    |     ------------- the item `OperationOutput` is already imported here
[INFO] [stdout] 9  | use crate::serialization::{Context, Node, Operation, OperationId, Result};
[INFO] [stdout] 10 | use crate::utils::{OperationOutput, OutputIdx};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: fields `description` and `caps` are never read
[INFO] [stdout]   --> src/ops/fs/mkdir.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MakeDirOperation<'a> {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     description: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     caps: HashMap<String, bool>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MakeDirOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: fields `description` and `caps` are never read
[INFO] [stdout]   --> src/ops/fs/mkfile.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MakeFileOperation<'a> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     description: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     caps: HashMap<String, bool>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MakeFileOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buildkit-llb` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: fields `description` and `caps` are never read
[INFO] [stdout]   --> src/ops/fs/mkdir.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MakeDirOperation<'a> {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     description: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     caps: HashMap<String, bool>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MakeDirOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: fields `description` and `caps` are never read
[INFO] [stdout]   --> src/ops/fs/mkfile.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MakeFileOperation<'a> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     description: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     caps: HashMap<String, bool>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MakeFileOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buildkit-llb` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "821ab4607a27fadb62a52358d6a06d02b7006492be0874fde4060987cfc8fa55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821ab4607a27fadb62a52358d6a06d02b7006492be0874fde4060987cfc8fa55", kill_on_drop: false }`
[INFO] [stdout] 821ab4607a27fadb62a52358d6a06d02b7006492be0874fde4060987cfc8fa55
