[INFO] fetching crate shdrr 0.1.3...
[INFO] checking shdrr-0.1.3 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate shdrr 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate shdrr 0.1.3 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shdrr 0.1.3
[INFO] finished tweaking crates.io crate shdrr 0.1.3
[INFO] tweaked toml for crates.io crate shdrr 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate shdrr 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inotify-sys v0.1.3
[INFO] [stderr]   Downloaded inotify v0.6.1
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded atty v0.2.12
[INFO] [stderr]   Downloaded notify v4.0.12
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded cmake v0.1.40
[INFO] [stderr]   Downloaded iovec v0.1.2
[INFO] [stderr]   Downloaded mio-extras v2.0.5
[INFO] [stderr]   Downloaded walkdir v2.2.8
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded filetime v0.2.5
[INFO] [stderr]   Downloaded shaderc v0.5.1
[INFO] [stderr]   Downloaded shaderc-sys v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bedcf500051cd10a4b1b0302ec777a931c5d6d02e705a411e49bf204db80638
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1bedcf500051cd10a4b1b0302ec777a931c5d6d02e705a411e49bf204db80638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bedcf500051cd10a4b1b0302ec777a931c5d6d02e705a411e49bf204db80638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bedcf500051cd10a4b1b0302ec777a931c5d6d02e705a411e49bf204db80638", kill_on_drop: false }`
[INFO] [stdout] 1bedcf500051cd10a4b1b0302ec777a931c5d6d02e705a411e49bf204db80638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c603ec9b79a4235c6e3a734ac31640f2fc728d6402ea0599d8d94aa46f7bdadc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c603ec9b79a4235c6e3a734ac31640f2fc728d6402ea0599d8d94aa46f7bdadc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]     Checking filetime v0.2.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking notify v4.0.12
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=71427cd1139a12aa -C extra-filename=-71427cd1139a12aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-bb37293fba5fd0f2.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-a12a0b17817ec41b.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-8b36ec08e893f5f1.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-c938875eda6c1674.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-c8063e9a5886362c.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-cec4fb6476894579.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-97f1366cc6941d57.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c603ec9b79a4235c6e3a734ac31640f2fc728d6402ea0599d8d94aa46f7bdadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c603ec9b79a4235c6e3a734ac31640f2fc728d6402ea0599d8d94aa46f7bdadc", kill_on_drop: false }`
[INFO] [stdout] c603ec9b79a4235c6e3a734ac31640f2fc728d6402ea0599d8d94aa46f7bdadc