[INFO] cloning repository https://github.com/karenhong/prusti_vec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karenhong/prusti_vec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarenhong%2Fprusti_vec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarenhong%2Fprusti_vec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6ae59a4ea39261f6dcc587a5a37a99ac624d720
[INFO] testing karenhong/prusti_vec against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarenhong%2Fprusti_vec" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/karenhong/prusti_vec
[INFO] finished tweaking git repo https://github.com/karenhong/prusti_vec
[INFO] tweaked toml for git repo https://github.com/karenhong/prusti_vec written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karenhong/prusti_vec 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/karenhong/prusti_vec 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bb601a2c0ee55f29cadb47c4110a454535ffff5d3503fb96849fe55ef2715c05
[INFO] running `Command { std: "docker" "start" "-a" "bb601a2c0ee55f29cadb47c4110a454535ffff5d3503fb96849fe55ef2715c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb601a2c0ee55f29cadb47c4110a454535ffff5d3503fb96849fe55ef2715c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb601a2c0ee55f29cadb47c4110a454535ffff5d3503fb96849fe55ef2715c05", kill_on_drop: false }`
[INFO] [stdout] bb601a2c0ee55f29cadb47c4110a454535ffff5d3503fb96849fe55ef2715c05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e108795802117d0defc2878f69ed392c822e486743499a89a7ec1634133d9c1c
[INFO] running `Command { std: "docker" "start" "-a" "e108795802117d0defc2878f69ed392c822e486743499a89a7ec1634133d9c1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling prusti-lib-support v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `prusti_contracts`
[INFO] [stdout]  --> src/prusti_vec.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate prusti_contracts;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prusti-lib-support` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e108795802117d0defc2878f69ed392c822e486743499a89a7ec1634133d9c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e108795802117d0defc2878f69ed392c822e486743499a89a7ec1634133d9c1c", kill_on_drop: false }`
[INFO] [stdout] e108795802117d0defc2878f69ed392c822e486743499a89a7ec1634133d9c1c
