[INFO] fetching crate qsu 0.0.6...
[INFO] checking qsu-0.0.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate qsu 0.0.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate qsu 0.0.6 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qsu 0.0.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qsu 0.0.6
[INFO] tweaked toml for crates.io crate qsu 0.0.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate qsu 0.0.6 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sd-notify v0.4.1
[INFO] [stderr]   Downloaded sidoc v0.1.0
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.20
[INFO] [stderr]   Downloaded ref-cast v1.0.20
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.4
[INFO] [stderr]   Downloaded windows-service v0.6.0
[INFO] [stderr]   Downloaded windows_macros v0.9.1
[INFO] [stderr]   Downloaded const-sha1 v0.2.0
[INFO] [stderr]   Downloaded pear v0.2.7
[INFO] [stderr]   Downloaded pear_codegen v0.2.7
[INFO] [stderr]   Downloaded utfx v0.1.0
[INFO] [stderr]   Downloaded windows v0.9.1
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.4
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.4
[INFO] [stderr]   Downloaded figment v0.10.12
[INFO] [stderr]   Downloaded registry v1.2.3
[INFO] [stderr]   Downloaded cookie v0.18.0
[INFO] [stderr]   Downloaded eventlog v0.2.2
[INFO] [stderr]   Downloaded killswitch v0.4.2
[INFO] [stderr]   Downloaded uncased v0.9.9
[INFO] [stderr]   Downloaded windows_gen v0.9.1
[INFO] [stderr]   Downloaded dbgtools-win v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b35eb0cdf4127a65abfbae6506c45bbfec7e694fbdf8bc8d87139610920e9f2
[INFO] running `Command { std: "docker" "start" "-a" "5b35eb0cdf4127a65abfbae6506c45bbfec7e694fbdf8bc8d87139610920e9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b35eb0cdf4127a65abfbae6506c45bbfec7e694fbdf8bc8d87139610920e9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b35eb0cdf4127a65abfbae6506c45bbfec7e694fbdf8bc8d87139610920e9f2", kill_on_drop: false }`
[INFO] [stdout] 5b35eb0cdf4127a65abfbae6506c45bbfec7e694fbdf8bc8d87139610920e9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9d5a55215a63b0457afc0b0dd8bdf4173c51f2cdf8b90276a79d79f7f80581
[INFO] running `Command { std: "docker" "start" "-a" "3c9d5a55215a63b0457afc0b0dd8bdf4173c51f2cdf8b90276a79d79f7f80581", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking killswitch v0.4.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking qsu v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.57s
[INFO] running `Command { std: "docker" "inspect" "3c9d5a55215a63b0457afc0b0dd8bdf4173c51f2cdf8b90276a79d79f7f80581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9d5a55215a63b0457afc0b0dd8bdf4173c51f2cdf8b90276a79d79f7f80581", kill_on_drop: false }`
[INFO] [stdout] 3c9d5a55215a63b0457afc0b0dd8bdf4173c51f2cdf8b90276a79d79f7f80581
[INFO] checking qsu-0.0.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate qsu 0.0.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate qsu 0.0.6 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qsu 0.0.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qsu 0.0.6
[INFO] tweaked toml for crates.io crate qsu 0.0.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate qsu 0.0.6 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 050ebb3faeabbd05589a9bb9867a032be785a11843c6503457f4e10b489e4c45
[INFO] running `Command { std: "docker" "start" "-a" "050ebb3faeabbd05589a9bb9867a032be785a11843c6503457f4e10b489e4c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "050ebb3faeabbd05589a9bb9867a032be785a11843c6503457f4e10b489e4c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "050ebb3faeabbd05589a9bb9867a032be785a11843c6503457f4e10b489e4c45", kill_on_drop: false }`
[INFO] [stdout] 050ebb3faeabbd05589a9bb9867a032be785a11843c6503457f4e10b489e4c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c49228647fd2a7ebcae0de84e8a3427b21bf6bbb3db72141a57cdc5f1f24c36f
[INFO] running `Command { std: "docker" "start" "-a" "c49228647fd2a7ebcae0de84e8a3427b21bf6bbb3db72141a57cdc5f1f24c36f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking killswitch v0.4.2
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking qsu v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/rt/rttype/sync.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Err(Error::SrvApp(apperrs))?;
[INFO] [stdout]     |     ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Err::<T, err::Error>(Error::SrvApp(apperrs))?;
[INFO] [stdout]     |        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/rt/rttype/sync.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Err(Error::SrvApp(apperrs))?;
[INFO] [stdout]     |     ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Err::<T, err::Error>(Error::SrvApp(apperrs))?;
[INFO] [stdout]     |        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qsu` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qsu` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c49228647fd2a7ebcae0de84e8a3427b21bf6bbb3db72141a57cdc5f1f24c36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49228647fd2a7ebcae0de84e8a3427b21bf6bbb3db72141a57cdc5f1f24c36f", kill_on_drop: false }`
[INFO] [stdout] c49228647fd2a7ebcae0de84e8a3427b21bf6bbb3db72141a57cdc5f1f24c36f