[INFO] fetching crate bfc 1.12.0...
[INFO] checking bfc-1.12.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bfc 1.12.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate bfc 1.12.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bfc 1.12.0
[INFO] finished tweaking crates.io crate bfc 1.12.0
[INFO] tweaked toml for crates.io crate bfc 1.12.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate bfc 1.12.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ariadne v0.3.0
[INFO] [stderr]   Downloaded llvm-sys v130.1.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1052c4eb47769d9c3709beaafdbb3cd28f4d7e3bce948ee398205bde727c66
[INFO] running `Command { std: "docker" "start" "-a" "2e1052c4eb47769d9c3709beaafdbb3cd28f4d7e3bce948ee398205bde727c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1052c4eb47769d9c3709beaafdbb3cd28f4d7e3bce948ee398205bde727c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1052c4eb47769d9c3709beaafdbb3cd28f4d7e3bce948ee398205bde727c66", kill_on_drop: false }`
[INFO] [stdout] 2e1052c4eb47769d9c3709beaafdbb3cd28f4d7e3bce948ee398205bde727c66
[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" "-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5350ee2d7726dd7ea025a4c342e68993edf2d05b69346dbaa598e0ca0df574ad
[INFO] running `Command { std: "docker" "start" "-a" "5350ee2d7726dd7ea025a4c342e68993edf2d05b69346dbaa598e0ca0df574ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ariadne v0.3.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.3.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking terminal_size v0.2.6
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.4
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking clap v4.3.4
[INFO] [stderr]    Compiling llvm-sys v130.1.1
[INFO] [stderr]     Checking bfc v1.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/bounds.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp::{max, Ord, Ordering};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]  --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:125:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/bounds.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp::{max, Ord, Ordering};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]  --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:125:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/peephole.rs:840:9
[INFO] [stdout]     |
[INFO] [stdout] 838 |     use super::*;
[INFO] [stdout]     |         -------- the item `HashMap` is already imported here
[INFO] [stdout] 839 |
[INFO] [stdout] 840 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Wrapping` is imported redundantly
[INFO] [stdout]    --> src/peephole.rs:841:9
[INFO] [stdout]     |
[INFO] [stdout] 838 |     use super::*;
[INFO] [stdout]     |         -------- the item `Wrapping` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 841 |     use std::num::Wrapping;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AstNode` is imported redundantly
[INFO] [stdout]    --> src/peephole.rs:848:23
[INFO] [stdout]     |
[INFO] [stdout] 838 |     use super::*;
[INFO] [stdout]     |         -------- the item `AstNode` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 848 |     use crate::bfir::{AstNode, Position};
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Position` is imported redundantly
[INFO] [stdout]    --> src/peephole.rs:848:32
[INFO] [stdout]     |
[INFO] [stdout] 838 |     use super::*;
[INFO] [stdout]     |         -------- the item `Position` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 848 |     use crate::bfir::{AstNode, Position};
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Warning` is imported redundantly
[INFO] [stdout]    --> src/peephole.rs:849:9
[INFO] [stdout]     |
[INFO] [stdout] 838 |     use super::*;
[INFO] [stdout]     |         -------- the item `Warning` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 849 |     use crate::diagnostics::Warning;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AstNode` is imported redundantly
[INFO] [stdout]     --> src/peephole.rs:2433:9
[INFO] [stdout]      |
[INFO] [stdout] 2429 |     use super::*;
[INFO] [stdout]      |         -------- the item `AstNode` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 2433 |     use crate::bfir::AstNode;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "5350ee2d7726dd7ea025a4c342e68993edf2d05b69346dbaa598e0ca0df574ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5350ee2d7726dd7ea025a4c342e68993edf2d05b69346dbaa598e0ca0df574ad", kill_on_drop: false }`
[INFO] [stdout] 5350ee2d7726dd7ea025a4c342e68993edf2d05b69346dbaa598e0ca0df574ad
