[INFO] fetching crate from 0.1.4...
[INFO] testing from-0.1.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate from 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate from 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate from 0.1.4
[INFO] tweaked toml for crates.io crate from 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate from 0.1.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b82837b298bc341745f33a40d7e3130b077a00ca93d88133c6069113021c555f
[INFO] running `Command { std: "docker" "start" "-a" "b82837b298bc341745f33a40d7e3130b077a00ca93d88133c6069113021c555f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82837b298bc341745f33a40d7e3130b077a00ca93d88133c6069113021c555f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82837b298bc341745f33a40d7e3130b077a00ca93d88133c6069113021c555f", kill_on_drop: false }`
[INFO] [stdout] b82837b298bc341745f33a40d7e3130b077a00ca93d88133c6069113021c555f
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b2e706188c409bae8093642df923c8be01e6c7b1d326781843128d29220b17
[INFO] running `Command { std: "docker" "start" "-a" "29b2e706188c409bae8093642df923c8be01e6c7b1d326781843128d29220b17", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling from_proc v0.1.2
[INFO] [stderr]    Compiling loop-code v0.5.2
[INFO] [stderr]    Compiling from v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Err`, `Errs`, `SyntaxErr`, and `ValidationErr`
[INFO] [stdout]   --> src/err/err.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |     use super::{Err, Errs, SyntaxErr, ValidationErr};
[INFO] [stdout]    |                 ^^^  ^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "29b2e706188c409bae8093642df923c8be01e6c7b1d326781843128d29220b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b2e706188c409bae8093642df923c8be01e6c7b1d326781843128d29220b17", kill_on_drop: false }`
[INFO] [stdout] 29b2e706188c409bae8093642df923c8be01e6c7b1d326781843128d29220b17
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c88eb2ee0f976b05270480fe666d0504177c017e45774a976d184c76a25e3c4
[INFO] running `Command { std: "docker" "start" "-a" "2c88eb2ee0f976b05270480fe666d0504177c017e45774a976d184c76a25e3c4", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Err`, `Errs`, `SyntaxErr`, and `ValidationErr`
[INFO] [stdout]   --> src/err/err.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |     use super::{Err, Errs, SyntaxErr, ValidationErr};
[INFO] [stdout]    |                 ^^^  ^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling from v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `from` (test "ints")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name ints --edition=2021 tests/ints.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=b430674d1c56638c -C extra-filename=-f709c3fc1b3703f5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern from=/opt/rustwide/target/debug/deps/libfrom-2279803e284023f7.rlib --extern from_proc=/opt/rustwide/target/debug/deps/libfrom_proc-a17566828b417287.so --extern loop_code=/opt/rustwide/target/debug/deps/libloop_code-04aa860f7f9b8a8d.so --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2c88eb2ee0f976b05270480fe666d0504177c017e45774a976d184c76a25e3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c88eb2ee0f976b05270480fe666d0504177c017e45774a976d184c76a25e3c4", kill_on_drop: false }`
[INFO] [stdout] 2c88eb2ee0f976b05270480fe666d0504177c017e45774a976d184c76a25e3c4