[INFO] fetching crate toolbox 0.2.9...
[INFO] testing toolbox-0.2.9 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate toolbox 0.2.9 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate toolbox 0.2.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate toolbox 0.2.9
[INFO] tweaked toml for crates.io crate toolbox 0.2.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toolbox 0.2.9 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate toolbox 0.2.9 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15e5fb2b9a084e45e3bad3950bcda6f5b563f8d8e21371195ef7f11faac21f76
[INFO] running `Command { std: "docker" "start" "-a" "15e5fb2b9a084e45e3bad3950bcda6f5b563f8d8e21371195ef7f11faac21f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15e5fb2b9a084e45e3bad3950bcda6f5b563f8d8e21371195ef7f11faac21f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e5fb2b9a084e45e3bad3950bcda6f5b563f8d8e21371195ef7f11faac21f76", kill_on_drop: false }`
[INFO] [stdout] 15e5fb2b9a084e45e3bad3950bcda6f5b563f8d8e21371195ef7f11faac21f76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23ff442c9df6ee15f59ca6781a49c16397bdd2948c36978b1408e85b5d85e6ca
[INFO] running `Command { std: "docker" "start" "-a" "23ff442c9df6ee15f59ca6781a49c16397bdd2948c36978b1408e85b5d85e6ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling vfsys v0.1.10
[INFO] [stderr]    Compiling alg_ds v0.3.2
[INFO] [stderr]    Compiling toolbox v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "23ff442c9df6ee15f59ca6781a49c16397bdd2948c36978b1408e85b5d85e6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ff442c9df6ee15f59ca6781a49c16397bdd2948c36978b1408e85b5d85e6ca", kill_on_drop: false }`
[INFO] [stdout] 23ff442c9df6ee15f59ca6781a49c16397bdd2948c36978b1408e85b5d85e6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f75ab42be8d9910a53f55b165f7ad242bf42bf063763f1e9e55ead2360631a6
[INFO] running `Command { std: "docker" "start" "-a" "3f75ab42be8d9910a53f55b165f7ad242bf42bf063763f1e9e55ead2360631a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling toolbox v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3f75ab42be8d9910a53f55b165f7ad242bf42bf063763f1e9e55ead2360631a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f75ab42be8d9910a53f55b165f7ad242bf42bf063763f1e9e55ead2360631a6", kill_on_drop: false }`
[INFO] [stdout] 3f75ab42be8d9910a53f55b165f7ad242bf42bf063763f1e9e55ead2360631a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7393b1842f00b8449adc053da203e546c2f43efa4064e3afe1871f6abdd85db6
[INFO] running `Command { std: "docker" "start" "-a" "7393b1842f00b8449adc053da203e546c2f43efa4064e3afe1871f6abdd85db6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/toolbox-1507d04f9e8fe28e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix.rs (/opt/rustwide/target/debug/deps/matrix-fcb491d8cac5d49f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests toolbox
[INFO] [stdout] test matrix_integration_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7393b1842f00b8449adc053da203e546c2f43efa4064e3afe1871f6abdd85db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7393b1842f00b8449adc053da203e546c2f43efa4064e3afe1871f6abdd85db6", kill_on_drop: false }`
[INFO] [stdout] 7393b1842f00b8449adc053da203e546c2f43efa4064e3afe1871f6abdd85db6
