[INFO] fetching crate depdive 0.1.0...
[INFO] testing depdive-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate depdive 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate depdive 0.1.0
[INFO] finished tweaking crates.io crate depdive 0.1.0
[INFO] tweaked toml for crates.io crate depdive 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate depdive 0.1.0 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] crate crates.io crate depdive 0.1.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1
[INFO] running `Command { std: "docker" "start" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1", 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" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1" "/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" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1", 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" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling grep-searcher v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling supercow v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fs-err v2.6.0
[INFO] [stderr]    Compiling nested v0.1.1
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling tar v0.4.36
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr] error: could not compile `clap` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name clap --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-2.33.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("ansi_term", "atty", "clippy", "color", "debug", "default", "doc", "lints", "nightly", "no_cargo", "strsim", "suggestions", "term_size", "unstable", "vec_map", "wrap_help", "yaml", "yaml-rust"))' -C metadata=33bacbf93b454a66 -C extra-filename=-9d5dd2789340b9e1 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern ansi_term=/opt/rustwide/target/release/deps/libansi_term-b862d686b521bf39.rmeta --extern atty=/opt/rustwide/target/release/deps/libatty-6efb48c2d7b9d1cd.rmeta --extern bitflags=/opt/rustwide/target/release/deps/libbitflags-a7685ea2c2c46ab3.rmeta --extern strsim=/opt/rustwide/target/release/deps/libstrsim-a9397c47b6022ed0.rmeta --extern textwrap=/opt/rustwide/target/release/deps/libtextwrap-c1100f590ee88e14.rmeta --extern unicode_width=/opt/rustwide/target/release/deps/libunicode_width-7f4314b0a8887d65.rmeta --extern vec_map=/opt/rustwide/target/release/deps/libvec_map-0c63c46b16946dae.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1", kill_on_drop: false }`
[INFO] [stdout] e2c743cfce3ee2c96e900fc9e7d0503808010da23f303ea40c5b52da48f5e8b1