[INFO] fetching crate stellar-base 0.7.0...
[INFO] testing stellar-base-0.7.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate stellar-base 0.7.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stellar-base 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stellar-base 0.7.0
[INFO] tweaked toml for crates.io crate stellar-base 0.7.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stellar-base 0.7.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stellar-base 0.7.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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] 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecf6f6c99bbc1b2e5180efd06c3e067371ef618267d87e43b20bfee2df495d40
[INFO] running `Command { std: "docker" "start" "-a" "ecf6f6c99bbc1b2e5180efd06c3e067371ef618267d87e43b20bfee2df495d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecf6f6c99bbc1b2e5180efd06c3e067371ef618267d87e43b20bfee2df495d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf6f6c99bbc1b2e5180efd06c3e067371ef618267d87e43b20bfee2df495d40", kill_on_drop: false }`
[INFO] [stdout] ecf6f6c99bbc1b2e5180efd06c3e067371ef618267d87e43b20bfee2df495d40
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a40f2d9085a6176487cb415eccf2243120abfd18d00eb74a7f2c9cb42838a44
[INFO] running `Command { std: "docker" "start" "-a" "0a40f2d9085a6176487cb415eccf2243120abfd18d00eb74a7f2c9cb42838a44", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rust_decimal v1.39.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling escape-bytes v0.1.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling base32 v0.5.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ethnum-1.5.2/src/error.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     unsafe { mem::transmute(()) }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: source type: `()` (0 bits)
[INFO] [stdout]    = note: target type: `TryFromIntError` (8 bits)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethnum` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a40f2d9085a6176487cb415eccf2243120abfd18d00eb74a7f2c9cb42838a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a40f2d9085a6176487cb415eccf2243120abfd18d00eb74a7f2c9cb42838a44", kill_on_drop: false }`
[INFO] [stdout] 0a40f2d9085a6176487cb415eccf2243120abfd18d00eb74a7f2c9cb42838a44
