[INFO] fetching crate dfu-core 0.8.0...
[INFO] testing dfu-core-0.8.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dfu-core 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dfu-core 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dfu-core 0.8.0
[INFO] tweaked toml for crates.io crate dfu-core 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dfu-core 0.8.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dfu-core 0.8.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45575423b1002a9653efe0344ab2f9cf1843118d43047afbb452067d8759b0e2
[INFO] running `Command { std: "docker" "start" "-a" "45575423b1002a9653efe0344ab2f9cf1843118d43047afbb452067d8759b0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45575423b1002a9653efe0344ab2f9cf1843118d43047afbb452067d8759b0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45575423b1002a9653efe0344ab2f9cf1843118d43047afbb452067d8759b0e2", kill_on_drop: false }`
[INFO] [stdout] 45575423b1002a9653efe0344ab2f9cf1843118d43047afbb452067d8759b0e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 090f20c5bf6bf4343a394c2adab8a94922bdcbc0f65f37f956a3d8e7cfde4d9e
[INFO] running `Command { std: "docker" "start" "-a" "090f20c5bf6bf4343a394c2adab8a94922bdcbc0f65f37f956a3d8e7cfde4d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pretty-hex v0.3.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling dfu-core v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]   --> src/lib.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]   --> src/lib.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "090f20c5bf6bf4343a394c2adab8a94922bdcbc0f65f37f956a3d8e7cfde4d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090f20c5bf6bf4343a394c2adab8a94922bdcbc0f65f37f956a3d8e7cfde4d9e", kill_on_drop: false }`
[INFO] [stdout] 090f20c5bf6bf4343a394c2adab8a94922bdcbc0f65f37f956a3d8e7cfde4d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e6a924ea94aba502f6cc35076ec414a3785d8291afe582273ca90bb905541d3
[INFO] running `Command { std: "docker" "start" "-a" "6e6a924ea94aba502f6cc35076ec414a3785d8291afe582273ca90bb905541d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]   --> src/lib.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]   --> src/lib.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling is-terminal v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling futures-test v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling dfu-core v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `dfu_core::memory_layout::MemoryLayout`
[INFO] [stdout]   --> tests/mock.rs:5:50
[INFO] [stdout]    |
[INFO] [stdout]  5 |     functional_descriptor::FunctionalDescriptor, memory_layout::MemoryLayout, DfuIo, DfuProtocol,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MemoryLayout` in `memory_layout`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/memory_layout.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[cfg(any(feature = "std", test))]
[INFO] [stdout]    |          ----------------------- the item is gated here
[INFO] [stdout] 32 | #[cfg_attr(docsrs, doc(cfg(feature = "std")))]
[INFO] [stdout] 33 | pub struct MemoryLayout(Vec<MemoryPage>);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `sync` in `dfu_core`
[INFO] [stdout]   --> tests/download.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut dfu = dfu_core::sync::DfuSync::new(mock);
[INFO] [stdout]    |                             ^^^^ could not find `sync` in `dfu_core`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(any(feature = "std", test))]
[INFO] [stdout]    |          ----------------------- the item is gated here
[INFO] [stdout] 27 | #[cfg_attr(docsrs, doc(cfg(feature = "std")))]
[INFO] [stdout] 28 | pub mod sync;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `convert::TryFrom`
[INFO] [stdout]  --> tests/mock.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::TryFrom, sync::Mutex};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `as_dyn_error` exists for reference `&dfu_core::Error`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/mock.rs:285:17
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug, Error)]
[INFO] [stdout]     |                 ^^^^^ method cannot be called on `&dfu_core::Error` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:40:1
[INFO] [stdout]     |
[INFO] [stdout]  40 | pub enum Error {
[INFO] [stdout]     | -------------- doesn't satisfy `dfu_core::Error: AsDynError<'_>` or `dfu_core::Error: std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `dfu_core::Error: std::error::Error`
[INFO] [stdout]             which is required by `dfu_core::Error: AsDynError<'_>`
[INFO] [stdout]             `&dfu_core::Error: std::error::Error`
[INFO] [stdout]             which is required by `&dfu_core::Error: AsDynError<'_>`
[INFO] [stdout]     = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dfu-core` (test "download") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]   --> src/lib.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]   --> src/lib.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     BufferTooBig { got: usize, expected: usize },
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e6a924ea94aba502f6cc35076ec414a3785d8291afe582273ca90bb905541d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e6a924ea94aba502f6cc35076ec414a3785d8291afe582273ca90bb905541d3", kill_on_drop: false }`
[INFO] [stdout] 6e6a924ea94aba502f6cc35076ec414a3785d8291afe582273ca90bb905541d3