[INFO] fetching crate lucet-wasi 0.6.1...
[INFO] testing lucet-wasi-0.6.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lucet-wasi 0.6.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate lucet-wasi 0.6.1
[INFO] finished tweaking crates.io crate lucet-wasi 0.6.1
[INFO] tweaked toml for crates.io crate lucet-wasi 0.6.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lucet-wasi 0.6.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lucet-wasi 0.6.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ec3ffcaa145191f9e27edb64a85225f4a4961a76de41c6a9ee79dc97f6850c0
[INFO] running `Command { std: "docker" "start" "-a" "0ec3ffcaa145191f9e27edb64a85225f4a4961a76de41c6a9ee79dc97f6850c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ec3ffcaa145191f9e27edb64a85225f4a4961a76de41c6a9ee79dc97f6850c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec3ffcaa145191f9e27edb64a85225f4a4961a76de41c6a9ee79dc97f6850c0", kill_on_drop: false }`
[INFO] [stdout] 0ec3ffcaa145191f9e27edb64a85225f4a4961a76de41c6a9ee79dc97f6850c0
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70b23d2131f993284a1780c6ca99698fdef8703592b75c3a68b39171a511bc3a
[INFO] running `Command { std: "docker" "start" "-a" "70b23d2131f993284a1780c6ca99698fdef8703592b75c3a68b39171a511bc3a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling lucet-wasi v0.6.1 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling num v0.2.1
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[INFO] [stderr]    Compiling wasi-common-cbindgen v0.7.0
[INFO] [stderr]    Compiling failure v0.1.6
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[INFO] [stderr]    Compiling wasi-common v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.48
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[INFO] [stderr]    Compiling object v0.14.1
[INFO] [stderr]    Compiling lucet-module v0.6.1
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let _ = Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Arc::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     with_ffi_arcs!([region: dyn Region, module: DlModule], {
[INFO] [stdout] 81 | |         let wasi_ctx = *Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout] 82 | |         region
[INFO] [stdout] 83 | |             .new_instance_builder(module.clone() as Arc<dyn Module>)
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |             .unwrap_or_else(|e| e.into())
[INFO] [stdout] 91 | |     })
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = with_ffi_arcs!([region: dyn Region, module: DlModule], {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.16s
[INFO] running `Command { std: "docker" "inspect" "70b23d2131f993284a1780c6ca99698fdef8703592b75c3a68b39171a511bc3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b23d2131f993284a1780c6ca99698fdef8703592b75c3a68b39171a511bc3a", kill_on_drop: false }`
[INFO] [stdout] 70b23d2131f993284a1780c6ca99698fdef8703592b75c3a68b39171a511bc3a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40bffa1c7df40b2530c74161aa89e7b33872c5232bd512ca999b90c5b918ea7b
[INFO] running `Command { std: "docker" "start" "-a" "40bffa1c7df40b2530c74161aa89e7b33872c5232bd512ca999b90c5b918ea7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling packed_struct v0.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling cranelift-bforest v0.51.0
[INFO] [stderr]    Compiling smallvec v1.2.0
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[INFO] [stderr]    Compiling cmake v0.1.42
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[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling string-interner v0.7.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.14
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[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling parity-wasm v0.41.0
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[INFO] [stderr]    Compiling wabt-sys v0.7.0
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[INFO] [stderr]    Compiling wasmonkey v0.1.9
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.0
[INFO] [stderr]    Compiling witx v0.4.0
[INFO] [stderr]    Compiling witx v0.6.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.51.0
[INFO] [stderr]    Compiling wig v0.7.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.51.0
[INFO] [stderr]    Compiling lucet-validate v0.6.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling wasi-common v0.7.0
[INFO] [stderr]    Compiling faerie v0.12.0
[INFO] [stderr]    Compiling lucet-wasi v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Box::into_raw(b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let _ = Box::into_raw(b);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let _ = Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Arc::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/c_api.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     with_ffi_arcs!([region: dyn Region, module: DlModule], {
[INFO] [stdout] 81 | |         let wasi_ctx = *Box::from_raw(wasi_ctx as *mut WasiCtxBuilder);
[INFO] [stdout] 82 | |         region
[INFO] [stdout] 83 | |             .new_instance_builder(module.clone() as Arc<dyn Module>)
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |             .unwrap_or_else(|e| e.into())
[INFO] [stdout] 91 | |     })
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = with_ffi_arcs!([region: dyn Region, module: DlModule], {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cranelift-codegen v0.51.0
[INFO] [stdout] error[E0271]: expected `IterMut<'_, FrameLayoutChange>` to be an iterator that yields `&_`, but it yields `&mut FrameLayoutChange`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cranelift-codegen-0.51.0/src/isa/x86/abi.rs:942:22
[INFO] [stdout]     |
[INFO] [stdout] 942 |                     .cloned()
[INFO] [stdout]     |                      ^^^^^^ types differ in mutability
[INFO] [stdout]     |
[INFO] [stdout]     = note:      expected reference `&_`
[INFO] [stdout]             found mutable reference `&mut FrameLayoutChange`
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cranelift-codegen-0.51.0/src/isa/x86/abi.rs:941:22
[INFO] [stdout]     |
[INFO] [stdout] 940 |                 *insts = insts
[INFO] [stdout]     |                          ----- this expression has type `&mut Box<[FrameLayoutChange]>`
[INFO] [stdout] 941 |                     .into_iter()
[INFO] [stdout]     |                      ^^^^^^^^^^^ `Iterator::Item` is `&mut FrameLayoutChange` here
[INFO] [stdout] note: required by a bound in `cloned`
[INFO] [stdout]    --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/iter/traits/iterator.rs:3465:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `chain` exists for struct `Cloned<core::slice::IterMut<'_, FrameLayoutChange>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cranelift-codegen-0.51.0/src/isa/x86/abi.rs:943:22
[INFO] [stdout]     |
[INFO] [stdout] 940 |                   *insts = insts
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 941 | |                     .into_iter()
[INFO] [stdout] 942 | |                     .cloned()
[INFO] [stdout] 943 | |                     .chain(std::iter::once(new_cfa))
[INFO] [stdout]     | |                     -^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     | |_____________________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `<core::slice::IterMut<'_, FrameLayoutChange> as Iterator>::Item = &_`
[INFO] [stdout]             which is required by `Cloned<core::slice::IterMut<'_, FrameLayoutChange>>: Iterator`
[INFO] [stdout]             `Cloned<core::slice::IterMut<'_, FrameLayoutChange>>: Iterator`
[INFO] [stdout]             which is required by `&mut Cloned<core::slice::IterMut<'_, FrameLayoutChange>>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cranelift-codegen` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40bffa1c7df40b2530c74161aa89e7b33872c5232bd512ca999b90c5b918ea7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40bffa1c7df40b2530c74161aa89e7b33872c5232bd512ca999b90c5b918ea7b", kill_on_drop: false }`
[INFO] [stdout] 40bffa1c7df40b2530c74161aa89e7b33872c5232bd512ca999b90c5b918ea7b
