[INFO] fetching crate shmem-ipc 0.3.0...
[INFO] testing shmem-ipc-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shmem-ipc 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate shmem-ipc 0.3.0
[INFO] finished tweaking crates.io crate shmem-ipc 0.3.0
[INFO] tweaked toml for crates.io crate shmem-ipc 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shmem-ipc 0.3.0 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 shmem-ipc 0.3.0 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79467136ee270e15ad8ac43eded0b473fb12c9d708a74c597c19487869f52c05
[INFO] running `Command { std: "docker" "start" "-a" "79467136ee270e15ad8ac43eded0b473fb12c9d708a74c597c19487869f52c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79467136ee270e15ad8ac43eded0b473fb12c9d708a74c597c19487869f52c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79467136ee270e15ad8ac43eded0b473fb12c9d708a74c597c19487869f52c05", kill_on_drop: false }`
[INFO] [stdout] 79467136ee270e15ad8ac43eded0b473fb12c9d708a74c597c19487869f52c05
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d5aac308d24ac11a6fd41d8950bc6d813a2076b88de67ddd30f2bb6af72a8cd
[INFO] running `Command { std: "docker" "start" "-a" "8d5aac308d24ac11a6fd41d8950bc6d813a2076b88de67ddd30f2bb6af72a8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memfd v0.4.1
[INFO] [stderr]    Compiling memmap2 v0.5.8
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling shmem-ipc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s
[INFO] running `Command { std: "docker" "inspect" "8d5aac308d24ac11a6fd41d8950bc6d813a2076b88de67ddd30f2bb6af72a8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5aac308d24ac11a6fd41d8950bc6d813a2076b88de67ddd30f2bb6af72a8cd", kill_on_drop: false }`
[INFO] [stdout] 8d5aac308d24ac11a6fd41d8950bc6d813a2076b88de67ddd30f2bb6af72a8cd
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf19663361d9df793ac9d97ddc68f9759db3bdf2fbfaede6d93ba277ab10b7f
[INFO] running `Command { std: "docker" "start" "-a" "faf19663361d9df793ac9d97ddc68f9759db3bdf2fbfaede6d93ba277ab10b7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling dbus v0.9.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling rayon v1.6.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling dbus-crossroads v0.3.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling shmem-ipc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.37s
[INFO] running `Command { std: "docker" "inspect" "faf19663361d9df793ac9d97ddc68f9759db3bdf2fbfaede6d93ba277ab10b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf19663361d9df793ac9d97ddc68f9759db3bdf2fbfaede6d93ba277ab10b7f", kill_on_drop: false }`
[INFO] [stdout] faf19663361d9df793ac9d97ddc68f9759db3bdf2fbfaede6d93ba277ab10b7f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4af5118ee2409d94b78f44edb3598480116b8dbeb8ea4e57ca7dbfd506309154
[INFO] running `Command { std: "docker" "start" "-a" "4af5118ee2409d94b78f44edb3598480116b8dbeb8ea4e57ca7dbfd506309154", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shmem_ipc-930ffa6731b0150d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test mem::tests::create_mmap_raw ... ok
[INFO] [stdout] test mem::tests::create_mmap ... ok
[INFO] [stdout] test ringbuf::tests::simple_test ... ok
[INFO] [stdout] test mem::tests::write_then_read ... ok
[INFO] [stdout] test ringbuf::tests::full_buf_test ... ok
[INFO] [stdout] test sharedring::simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shmem_ipc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/mem.rs - mem::write_once (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4af5118ee2409d94b78f44edb3598480116b8dbeb8ea4e57ca7dbfd506309154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af5118ee2409d94b78f44edb3598480116b8dbeb8ea4e57ca7dbfd506309154", kill_on_drop: false }`
[INFO] [stdout] 4af5118ee2409d94b78f44edb3598480116b8dbeb8ea4e57ca7dbfd506309154
