[INFO] fetching crate unicorn-engine 2.1.5...
[INFO] checking unicorn-engine-2.1.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate unicorn-engine 2.1.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate unicorn-engine 2.1.5
[INFO] finished tweaking crates.io crate unicorn-engine 2.1.5
[INFO] tweaked toml for crates.io crate unicorn-engine 2.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicorn-engine 2.1.5 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unicorn-engine 2.1.5 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ee0693e18f0a8b7c829f2a282d362c1f343aca6696ee51d86986e32e126cb6b
[INFO] running `Command { std: "docker" "start" "-a" "2ee0693e18f0a8b7c829f2a282d362c1f343aca6696ee51d86986e32e126cb6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ee0693e18f0a8b7c829f2a282d362c1f343aca6696ee51d86986e32e126cb6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee0693e18f0a8b7c829f2a282d362c1f343aca6696ee51d86986e32e126cb6b", kill_on_drop: false }`
[INFO] [stdout] 2ee0693e18f0a8b7c829f2a282d362c1f343aca6696ee51d86986e32e126cb6b
[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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faa7b3b2043928c11d8fe9a932cdb03234922dcde8018c831e0b0ddb8f8e7997
[INFO] running `Command { std: "docker" "start" "-a" "faa7b3b2043928c11d8fe9a932cdb03234922dcde8018c831e0b0ddb8f8e7997", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling unicorn-engine-sys v2.1.5
[INFO] [stderr]     Checking unicorn-engine v2.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/lib.rs:474:33
[INFO] [stdout]     |
[INFO] [stdout] 474 |             let u64_size: u64 = size.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicorn-engine` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/lib.rs:474:33
[INFO] [stdout]     |
[INFO] [stdout] 474 |             let u64_size: u64 = size.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/tests/ctl.rs:236:28
[INFO] [stdout]     |
[INFO] [stdout] 236 |     uc.mem_map(CODE_START, CODE_LEN.try_into().unwrap(), Prot::ALL)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/tests/m68k.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let code_len_u64: usize = code.len().try_into().unwrap();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicorn-engine` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "faa7b3b2043928c11d8fe9a932cdb03234922dcde8018c831e0b0ddb8f8e7997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa7b3b2043928c11d8fe9a932cdb03234922dcde8018c831e0b0ddb8f8e7997", kill_on_drop: false }`
[INFO] [stdout] faa7b3b2043928c11d8fe9a932cdb03234922dcde8018c831e0b0ddb8f8e7997
