[INFO] fetching crate mepple 0.2.0...
[INFO] testing mepple-0.2.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate mepple 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mepple 0.2.0
[INFO] finished tweaking crates.io crate mepple 0.2.0
[INFO] tweaked toml for crates.io crate mepple 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mepple 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to highest compatible versions
[INFO] [stderr]       Adding sqlite v0.25.3 (available: v0.37.4)
[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] [stderr] warning: unused build dependency `sqlite`
[INFO] [stderr]  --> Cargo.toml:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | [build-dependencies.sqlite]
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `sqlite`
[INFO] [stderr] warning: `mepple` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc
[INFO] running `Command { std: "docker" "start" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc", 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" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc" "/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" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc", 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" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused build dependency `sqlite`
[INFO] [stderr]  --> Cargo.toml:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | [build-dependencies.sqlite]
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `sqlite`
[INFO] [stderr] warning: `mepple` (manifest) generated 1 warning
[INFO] [stderr]    Compiling mepple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `mepple` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name mepple --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=2dd26b75b1163897 -C extra-filename=-ab8d28207e63476a --out-dir /opt/rustwide/target/release/build/mepple/ab8d28207e63476a/out -C strip=debuginfo --extern lazy_static=/opt/rustwide/target/release/build/lazy_static/149e86038c126fb0/out/liblazy_static-149e86038c126fb0.rmeta --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc", kill_on_drop: false }`
[INFO] [stdout] cfa3ca28644ebd72e724220743bba75212214d9f52ce5b89ebfd0f52bae752cc
