[INFO] cloning repository https://github.com/JKurland/lang3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JKurland/lang3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b857c3c11482a4299881a7a05dc3074823a3220d
[INFO] testing JKurland/lang3 against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JKurland/lang3
[INFO] finished tweaking git repo https://github.com/JKurland/lang3
[INFO] tweaked toml for git repo https://github.com/JKurland/lang3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JKurland/lang3 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JKurland/lang3 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2750b637ca7af9c3fe061d5587f0e5c2354a0b29efb0dda825e1c07237d65763
[INFO] running `Command { std: "docker" "start" "-a" "2750b637ca7af9c3fe061d5587f0e5c2354a0b29efb0dda825e1c07237d65763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2750b637ca7af9c3fe061d5587f0e5c2354a0b29efb0dda825e1c07237d65763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2750b637ca7af9c3fe061d5587f0e5c2354a0b29efb0dda825e1c07237d65763", kill_on_drop: false }`
[INFO] [stdout] 2750b637ca7af9c3fe061d5587f0e5c2354a0b29efb0dda825e1c07237d65763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2640b7596d0b0e9016dc2a8e92d39b5caef9ca8516076a57fcaeafc9df3f7d23
[INFO] running `Command { std: "docker" "start" "-a" "2640b7596d0b0e9016dc2a8e92d39b5caef9ca8516076a57fcaeafc9df3f7d23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling abort_on_panic v2.0.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling libffi-sys v1.1.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling libffi v1.0.0
[INFO] [stderr]    Compiling lang3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/function.rs:131:35
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem>> {
[INFO] [stdout]     |                                   ^^^^^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem<'_>>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/main.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let f = unsafe {lib.get::<unsafe extern fn()>(b"f")?};
[INFO] [stdout]   |                                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.67s
[INFO] running `Command { std: "docker" "inspect" "2640b7596d0b0e9016dc2a8e92d39b5caef9ca8516076a57fcaeafc9df3f7d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2640b7596d0b0e9016dc2a8e92d39b5caef9ca8516076a57fcaeafc9df3f7d23", kill_on_drop: false }`
[INFO] [stdout] 2640b7596d0b0e9016dc2a8e92d39b5caef9ca8516076a57fcaeafc9df3f7d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbe555efb1396513eb01a0ee3f7f513220ee70e355d9d9c09e7974c48b14c67f
[INFO] running `Command { std: "docker" "start" "-a" "bbe555efb1396513eb01a0ee3f7f513220ee70e355d9d9c09e7974c48b14c67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/function.rs:131:35
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem>> {
[INFO] [stdout]     |                                   ^^^^^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem<'_>>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling lang3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/main.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let f = unsafe {lib.get::<unsafe extern fn()>(b"f")?};
[INFO] [stdout]   |                                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/function.rs:131:35
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem>> {
[INFO] [stdout]     |                                   ^^^^^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem<'_>>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bbe555efb1396513eb01a0ee3f7f513220ee70e355d9d9c09e7974c48b14c67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe555efb1396513eb01a0ee3f7f513220ee70e355d9d9c09e7974c48b14c67f", kill_on_drop: false }`
[INFO] [stdout] bbe555efb1396513eb01a0ee3f7f513220ee70e355d9d9c09e7974c48b14c67f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6c903880b6e1654ca1a7cc3758db02202d3cb3c9de06a7a792ecf7ce9cb1d50
[INFO] running `Command { std: "docker" "start" "-a" "b6c903880b6e1654ca1a7cc3758db02202d3cb3c9de06a7a792ecf7ce9cb1d50", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/function.rs:131:35
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem>> {
[INFO] [stderr]     |                                   ^^^^^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn itemise_function(token_stream: &[Token]) -> Result<Vec<FunctionItem<'_>>> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lang3` (lib) generated 1 warning (run `cargo fix --lib -p lang3` to apply 1 suggestion)
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]  --> src/main.rs:6:38
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let f = unsafe {lib.get::<unsafe extern fn()>(b"f")?};
[INFO] [stderr]   |                                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lang3` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `lang3` (bin "lang3" test) generated 1 warning (run `cargo fix --bin "lang3" -p lang3 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lang3-6d0af1e7d9ee0572)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test lex::test::test_lex_ident ... ok
[INFO] [stdout] test itemise::test::test_items ... ok
[INFO] [stdout] test lex::test::test_lex_keyword ... ok
[INFO] [stdout] test lex::test::test_lex_mixed ... ok
[INFO] [stdout] test structs::tests::test_parse_empty_struct ... ok
[INFO] [stdout] test lex::test::test_lex_source_ref ... ok
[INFO] [stdout] test tests::end_to_end4 ... ok
[INFO] [stdout] test structs::tests::test_parse_struct ... ok
[INFO] [stdout] test tests::end_to_end5 ... ok
[INFO] [stdout] test tests::end_to_end10 ... ok
[INFO] [stdout] test tests::test_1_fn_arg ... ok
[INFO] [stdout] test tests::end_to_end7 ... ok
[INFO] [stdout] test tests::end_to_end3 ... ok
[INFO] [stdout] test tests::end_to_end2 ... ok
[INFO] [stdout] test tests::end_to_end6 ... ok
[INFO] [stdout] test tests::test_source_ref ... ok
[INFO] [stdout] test tests::test_bad_return_type_error ... ok
[INFO] [stdout] test tests::test_2_fn_args ... ok
[INFO] [stdout] test tests::test_function_call ... ok
[INFO] [stdout] test tests::test_struct_field_assign ... ok
[INFO] [stdout] test tests::end_to_end8 ... ok
[INFO] [stdout] test tests::end_to_end9 ... ok
[INFO] [stdout] test tests::end_to_end01 ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::test_nested_struct_assignment' (258) panicked at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ptr/mod.rs:527:5:
[INFO] [stderr] unsafe precondition(s) violated: ptr::copy_nonoverlapping requires that both pointer arguments are aligned and non-null and the specified memory ranges do not overlap
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x618d1af807ca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x618d1af807ca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x618d1af807ca - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x618d1af807ca - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x618d1af94a2a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x618d1af94a2a - core[10b6fa85044e1869]::fmt::write
[INFO] [stderr]    6:     0x618d1af85c72 - std[b80a194dd3c418bb]::io::default_write_fmt::<std[b80a194dd3c418bb]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x618d1af85c72 - <std[b80a194dd3c418bb]::sys::stdio::unix::Stderr as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x618d1af5f6cf - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x618d1af5f6cf - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x618d1af78b81 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x618d1aed82ac - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stderr]   12:     0x618d1aed82ac - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x618d1af78d72 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stderr]   14:     0x618d1af78d72 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x618d1af5f7ba - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x618d1af570f9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x618d1af6049d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x618d1af950fd - core[10b6fa85044e1869]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x618d1af950fd - core[10b6fa85044e1869]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/intrinsics/mod.rs:2447:9
[INFO] [stderr]   20:     0x618d1ae8fdf3 - core::ptr::copy_nonoverlapping::precondition_check::h679e131b5f4fb336
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x618d1ae9d945 - core::ptr::copy_nonoverlapping::hbf57648404bac760
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x618d1ae9d945 - core::ptr::const_ptr::<impl *const T>::copy_to_nonoverlapping::h37ea67cd687b6cf9
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ptr/const_ptr.rs:1252:18
[INFO] [stderr]   23:     0x618d1ae7c675 - lang3::vm::Vm::run::h1f28c07117a2397c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/vm.rs:447:81
[INFO] [stderr]   24:     0x618d1aeab380 - lang3::tests::run_main::h4f6fb1700554bd29
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:614:15
[INFO] [stderr]   25:     0x618d1aeaadb2 - lang3::tests::test_nested_struct_assignment::hba8bdfe29b7c126e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:923:20
[INFO] [stderr]   26:     0x618d1aeaae77 - lang3::tests::test_nested_struct_assignment::{{closure}}::h93cb1e63f2d87f7f
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:922:39
[INFO] [stderr]   27:     0x618d1ae37576 - core::ops::function::FnOnce::call_once::hb9f2aa53df898969
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x618d1aecc38b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x618d1aecc38b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stderr]   30:     0x618d1aed8d7b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stderr]   31:     0x618d1aed8d7b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   32:     0x618d1aed8d7b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stderr]   33:     0x618d1aed8d7b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stderr]   34:     0x618d1aed8d7b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x618d1aed8d7b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stderr]   36:     0x618d1aed8d7b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stderr]   37:     0x618d1aed4494 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stderr]   38:     0x618d1aed4494 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x618d1aedb982 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   40:     0x618d1aedb982 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   41:     0x618d1aedb982 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stderr]   42:     0x618d1aedb982 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stderr]   43:     0x618d1aedb982 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x618d1aedb982 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   45:     0x618d1aedb982 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x618d1af800af - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stderr]   47:     0x618d1af800af - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   48:     0x75f7463feaa4 - <unknown>
[INFO] [stderr]   49:     0x75f74648ba64 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/lang3-6d0af1e7d9ee0572` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "b6c903880b6e1654ca1a7cc3758db02202d3cb3c9de06a7a792ecf7ce9cb1d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c903880b6e1654ca1a7cc3758db02202d3cb3c9de06a7a792ecf7ce9cb1d50", kill_on_drop: false }`
[INFO] [stdout] b6c903880b6e1654ca1a7cc3758db02202d3cb3c9de06a7a792ecf7ce9cb1d50
