[INFO] fetching crate rootchain-std 1.0.2...
[INFO] testing rootchain-std-1.0.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rootchain-std 1.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rootchain-std 1.0.2
[INFO] finished tweaking crates.io crate rootchain-std 1.0.2
[INFO] tweaked toml for crates.io crate rootchain-std 1.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rootchain-std 1.0.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rootchain-std 1.0.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e
[INFO] running `Command { std: "docker" "start" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e", 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" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e", 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" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling lol_alloc v0.4.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling rootchain-macros v1.0.2
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling ed25519-dalek v2.2.0
[INFO] [stderr]    Compiling rootchain-core v1.0.2
[INFO] [stderr]    Compiling rootchain-std v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: no global memory allocator found but one is required; link to std or add `#[global_allocator]` to a static item that implements the GlobalAlloc trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rootchain-std` (lib) due to 3 previous errors
[INFO] [stderr] warning: unused dependency `lol_alloc`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.lol_alloc]
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `lol_alloc`
[INFO] [stderr] warning: `rootchain-std` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e", kill_on_drop: false }`
[INFO] [stdout] af7dc83932b8bfecb08fef24ade4f0452fb3f73ab25a32900cd84dbc7ec87e0e
