[INFO] cloning repository https://github.com/krlsedu/tech_talk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krlsedu/tech_talk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b57f8cd3f660b11ee447582c0e4513a61e31a693
[INFO] testing krlsedu/tech_talk/b57f8cd3f660b11ee447582c0e4513a61e31a693 against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krlsedu/tech_talk
[INFO] finished tweaking git repo https://github.com/krlsedu/tech_talk
[INFO] tweaked toml for git repo https://github.com/krlsedu/tech_talk written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krlsedu/tech_talk on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krlsedu/tech_talk 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded pear v0.1.4
[INFO] [stderr]   Downloaded zeroize v1.1.1
[INFO] [stderr]   Downloaded ghash v0.2.3
[INFO] [stderr]   Downloaded polyval v0.3.3
[INFO] [stderr]   Downloaded universal-hash v0.3.0
[INFO] [stderr]   Downloaded aead v0.2.0
[INFO] [stderr]   Downloaded pear_codegen v0.1.4
[INFO] [stderr]   Downloaded subtle v2.3.0
[INFO] [stderr]   Downloaded filetime v0.2.12
[INFO] [stderr]   Downloaded hkdf v0.8.0
[INFO] [stderr]   Downloaded net2 v0.2.35
[INFO] [stderr]   Downloaded cookie v0.11.3
[INFO] [stderr]   Downloaded rocket_contrib v0.4.5
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded rocket_codegen v0.4.5
[INFO] [stderr]   Downloaded rocket v0.4.5
[INFO] [stderr]   Downloaded rocket_http v0.4.5
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded aes-gcm v0.5.0
[INFO] [stderr]   Downloaded syn v1.0.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075
[INFO] running `Command { std: "docker" "start" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-390b0cdddb8e1e05/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Pear requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr]   Installed version: 1.97.0 (2026-07-01)
[INFO] [stderr]   Minimum required:  1.31.0-nightly (2018-10-05)
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (699) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/build.rs:24:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5e278fa1cbb8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5e278fa1cbb8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5e278fa1cbb8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5e278fa1cbb8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5e278fa2e48a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5e278fa2e48a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stderr]      6:     0x5e278fa21122 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stderr]      7:     0x5e278fa21122 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]      8:     0x5e278fa025c6 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5e278fa025c6 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5e278fa187c1 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5e278fa1897b - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5e278fa01bdc - std[10d71ac2c42b111e]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:762:9
[INFO] [stderr]     13:     0x5e278f9f7999 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5e278f9f5280 - std[10d71ac2c42b111e]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:761:5
[INFO] [stderr]     15:     0x5e278f9dabaa - build_script_build[a3f7fa3783446dee]::main
[INFO] [stderr]     16:     0x5e278f9dce53 - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     17:     0x5e278f9da386 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     18:     0x5e278f9da589 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     19:     0x5e278fa17a77 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     20:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     21:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     22:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stderr]     23:     0x5e278fa17a77 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stderr]     24:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x5e278fa17a77 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5e278fa17a77 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stderr]     28:     0x5e278f9da321 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stderr]     29:     0x5e278f9dcef5 - main
[INFO] [stderr]     30:     0x730012e461ca - <unknown>
[INFO] [stderr]     31:     0x730012e4628b - __libc_start_main
[INFO] [stderr]     32:     0x5e278f9d96c5 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:73:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout] 73 | unsafe impl Trait for ::std::marker::Sync + Send { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 75 | unsafe impl Trait for ::std::marker::Sync + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitobject` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075", kill_on_drop: false }`
[INFO] [stdout] ce6798ec3cef737003b357e5e3ce0e29520b03ee313c8ba196056e568b406075
