[INFO] cloning repository https://github.com/transmute-lang/exp-ffi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/transmute-lang/exp-ffi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftransmute-lang%2Fexp-ffi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftransmute-lang%2Fexp-ffi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbc1e7d19f6c7a62285b4d14df7950c36c869b1e
[INFO] testing transmute-lang/exp-ffi against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftransmute-lang%2Fexp-ffi" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/transmute-lang/exp-ffi
[INFO] finished tweaking git repo https://github.com/transmute-lang/exp-ffi
[INFO] tweaked toml for git repo https://github.com/transmute-lang/exp-ffi written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/transmute-lang/exp-ffi 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 git repo https://github.com/transmute-lang/exp-ffi 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing transmute-lang/exp-ffi against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftransmute-lang%2Fexp-ffi" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/transmute-lang/exp-ffi
[INFO] finished tweaking git repo https://github.com/transmute-lang/exp-ffi
[INFO] tweaked toml for git repo https://github.com/transmute-lang/exp-ffi written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/transmute-lang/exp-ffi 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 git repo https://github.com/transmute-lang/exp-ffi 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-registry v0.2.0
[INFO] [stderr]   Downloaded windows-strings v0.1.0
[INFO] [stderr]   Downloaded windows-result v0.2.0
[INFO] [stderr]   Downloaded system-configuration-sys v0.6.0
[INFO] [stderr]   Downloaded sync_wrapper v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.43
[INFO] [stderr]   Downloaded errno v0.3.9
[INFO] [stderr]   Downloaded fastrand v2.1.1
[INFO] [stderr]   Downloaded reqwest v0.12.7
[INFO] [stderr]   Downloaded hyper-tls v0.6.0
[INFO] [stderr]   Downloaded tokio-rustls v0.26.0
[INFO] [stderr]   Downloaded hyper-rustls v0.27.3
[INFO] [stderr]   Downloaded httparse v1.9.4
[INFO] [stderr]   Downloaded pin-project v1.1.5
[INFO] [stderr]   Downloaded hyper-util v0.1.8
[INFO] [stderr]   Downloaded indexmap v2.5.0
[INFO] [stderr]   Downloaded tokio-util v0.7.12
[INFO] [stderr]   Downloaded mio v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.128
[INFO] [stderr]   Downloaded cc v1.1.21
[INFO] [stderr]   Downloaded h2 v0.4.6
[INFO] [stderr]   Downloaded hyper v1.4.1
[INFO] [stderr]   Downloaded url v2.5.2
[INFO] [stderr]   Downloaded rustls-webpki v0.102.8
[INFO] [stderr]   Downloaded serde_derive v1.0.210
[INFO] [stderr]   Downloaded openssl v0.10.66
[INFO] [stderr]   Downloaded syn v2.0.77
[INFO] [stderr]   Downloaded gimli v0.31.0
[INFO] [stderr]   Downloaded rustls v0.23.13
[INFO] [stderr]   Downloaded object v0.36.4
[INFO] [stderr]   Downloaded rustix v0.38.37
[INFO] [stderr]   Downloaded serde v1.0.210
[INFO] [stderr]   Downloaded openssl-sys v0.9.103
[INFO] [stderr]   Downloaded socket2 v0.5.7
[INFO] [stderr]   Downloaded tinyvec v1.8.0
[INFO] [stderr]   Downloaded miniz_oxide v0.8.0
[INFO] [stderr]   Downloaded bytes v1.7.2
[INFO] [stderr]   Downloaded schannel v0.1.24
[INFO] [stderr]   Downloaded addr2line v0.24.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] [stderr]   Downloaded rustls-pki-types v1.8.0
[INFO] [stderr]   Downloaded rustls-pemfile v2.1.3
[INFO] [stderr]   Downloaded pkg-config v0.3.30
[INFO] [stderr]   Downloaded security-framework-sys v2.11.1
[INFO] [stderr]   Downloaded tempfile v3.12.0
[INFO] [stderr]   Downloaded pin-project-internal v1.1.5
[INFO] [stderr]   Downloaded web-sys v0.3.70
[INFO] [stderr]   Downloaded ipnet v2.10.0
[INFO] [stderr]   Downloaded system-configuration v0.6.1
[INFO] [stderr]   Downloaded tokio v1.40.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12a19233a2436f023a311447b88674ee506f206c980f5c50eab145872b62de32
[INFO] running `Command { std: "docker" "start" "-a" "12a19233a2436f023a311447b88674ee506f206c980f5c50eab145872b62de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a19233a2436f023a311447b88674ee506f206c980f5c50eab145872b62de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a19233a2436f023a311447b88674ee506f206c980f5c50eab145872b62de32", kill_on_drop: false }`
[INFO] [stdout] 12a19233a2436f023a311447b88674ee506f206c980f5c50eab145872b62de32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 62e27de07903837f0f36d416690536c175cc18c737c25bad7f42f1239beee204
[INFO] running `Command { std: "docker" "start" "-a" "62e27de07903837f0f36d416690536c175cc18c737c25bad7f42f1239beee204", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-util v0.1.8
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.7
[INFO] [stderr]    Compiling exp-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.50s
[INFO] running `Command { std: "docker" "inspect" "62e27de07903837f0f36d416690536c175cc18c737c25bad7f42f1239beee204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e27de07903837f0f36d416690536c175cc18c737c25bad7f42f1239beee204", kill_on_drop: false }`
[INFO] [stdout] 62e27de07903837f0f36d416690536c175cc18c737c25bad7f42f1239beee204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b891b17ddce24cf542518e8b0b842baa64b6b54a61ba1e40c6bedea4deef13f5
[INFO] running `Command { std: "docker" "start" "-a" "b891b17ddce24cf542518e8b0b842baa64b6b54a61ba1e40c6bedea4deef13f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling exp-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "b891b17ddce24cf542518e8b0b842baa64b6b54a61ba1e40c6bedea4deef13f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b891b17ddce24cf542518e8b0b842baa64b6b54a61ba1e40c6bedea4deef13f5", kill_on_drop: false }`
[INFO] [stdout] b891b17ddce24cf542518e8b0b842baa64b6b54a61ba1e40c6bedea4deef13f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd258db6746a4a233d49294a16071dec176487b76320aa1d2171336299585d39
[INFO] running `Command { std: "docker" "start" "-a" "cd258db6746a4a233d49294a16071dec176487b76320aa1d2171336299585d39", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/exp_ffi-f0cad28d13d60d8a)
[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" "cd258db6746a4a233d49294a16071dec176487b76320aa1d2171336299585d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd258db6746a4a233d49294a16071dec176487b76320aa1d2171336299585d39", kill_on_drop: false }`
[INFO] [stdout] cd258db6746a4a233d49294a16071dec176487b76320aa1d2171336299585d39