[INFO] fetching crate unix 0.6.12...
[INFO] testing unix-0.6.12 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate unix 0.6.12 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate unix 0.6.12
[INFO] finished tweaking crates.io crate unix 0.6.12
[INFO] tweaked toml for crates.io crate unix 0.6.12 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unix 0.6.12 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to highest compatible versions
[INFO] [stderr]       Adding idem v0.1.1 (available: v0.4.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `unix` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded idem v0.4.0
[INFO] [stderr]   Downloaded idem v0.1.1
[INFO] [stderr]   Downloaded system-call v0.1.3
[INFO] [stderr]   Downloaded tempus v0.2.4
[INFO] [stderr]   Downloaded ptr v0.2.3
[INFO] [stderr]   Downloaded rel v0.2.0
[INFO] [stderr]   Downloaded heap v0.1.0
[INFO] [stderr]   Downloaded hash-table v0.2.5
[INFO] [stderr]   Downloaded default_allocator v0.3.0
[INFO] [stderr]   Downloaded abort v0.1.3
[INFO] [stderr]   Downloaded i-o v0.4.7
[INFO] [stderr]   Downloaded loca v0.7.4
[INFO] [stderr]   Downloaded fallible v0.1.3
[INFO] [stderr]   Downloaded null-terminated v0.3.17
[INFO] [stderr]   Downloaded utf v0.1.6
[INFO] [stderr]   Downloaded byte-strings-proc_macros v0.2.2
[INFO] [stderr]   Downloaded libc-interface v0.1.2
[INFO] [stderr]   Downloaded containers v0.9.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f
[INFO] running `Command { std: "docker" "start" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `unix` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.3
[INFO] [stderr]    Compiling ptr v0.2.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling hash-table v0.2.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling containers v0.9.13
[INFO] [stderr]    Compiling rel v0.2.0
[INFO] [stderr]    Compiling heap v0.1.0
[INFO] [stderr]    Compiling idem v0.4.0
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling abort v0.1.3
[INFO] [stderr]    Compiling i-o v0.4.7
[INFO] [stderr]    Compiling utf v0.1.6
[INFO] [stderr]    Compiling libc-interface v0.1.2
[INFO] [stderr]    Compiling byte-strings-proc_macros v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling fallible v0.1.3
[INFO] [stderr]    Compiling idem v0.1.1
[INFO] [stderr]    Compiling flags v0.1.5
[INFO] [stderr] error: cannot set `RUSTC_BOOTSTRAP=1` from build script of `i-o v0.4.7`.
[INFO] [stderr] note: crates cannot set `RUSTC_BOOTSTRAP` themselves, as doing so would subvert the stability guarantees of Rust for your project.
[INFO] [stderr] help: If you're sure you want to do this in your project, set the environment variable `RUSTC_BOOTSTRAP=io` before running cargo instead.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f", kill_on_drop: false }`
[INFO] [stdout] 361ef3b473c1ca633ce3a4c885497dd01b460e9f880c35a6333d3ef00459340f
