[INFO] fetching crate hyeong 0.2.2...
[INFO] testing hyeong-0.2.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate hyeong 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hyeong 0.2.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyeong 0.2.2
[INFO] finished tweaking crates.io crate hyeong 0.2.2
[INFO] tweaked toml for crates.io crate hyeong 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hyeong 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 700e9fe5af3824a18dccdf58d3c5022538bddfc35c508ba26d4c9a4da4e64fc8
[INFO] running `Command { std: "docker" "start" "-a" "700e9fe5af3824a18dccdf58d3c5022538bddfc35c508ba26d4c9a4da4e64fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "700e9fe5af3824a18dccdf58d3c5022538bddfc35c508ba26d4c9a4da4e64fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700e9fe5af3824a18dccdf58d3c5022538bddfc35c508ba26d4c9a4da4e64fc8", kill_on_drop: false }`
[INFO] [stdout] 700e9fe5af3824a18dccdf58d3c5022538bddfc35c508ba26d4c9a4da4e64fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6462006c041095dd2d5fde0c288196e08c7b2078069f24d785af8722a543289c
[INFO] running `Command { std: "docker" "start" "-a" "6462006c041095dd2d5fde0c288196e08c7b2078069f24d785af8722a543289c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling ctrlc v3.1.6
[INFO] [stderr]    Compiling hyeong v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.33s
[INFO] running `Command { std: "docker" "inspect" "6462006c041095dd2d5fde0c288196e08c7b2078069f24d785af8722a543289c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6462006c041095dd2d5fde0c288196e08c7b2078069f24d785af8722a543289c", kill_on_drop: false }`
[INFO] [stdout] 6462006c041095dd2d5fde0c288196e08c7b2078069f24d785af8722a543289c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18fb32580d9d56c652e9b5dc9067e4f04631bc4e1b6e99543b9a95e36cfae919
[INFO] running `Command { std: "docker" "start" "-a" "18fb32580d9d56c652e9b5dc9067e4f04631bc4e1b6e99543b9a95e36cfae919", kill_on_drop: false }`
[INFO] [stderr]    Compiling hyeong v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "18fb32580d9d56c652e9b5dc9067e4f04631bc4e1b6e99543b9a95e36cfae919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fb32580d9d56c652e9b5dc9067e4f04631bc4e1b6e99543b9a95e36cfae919", kill_on_drop: false }`
[INFO] [stdout] 18fb32580d9d56c652e9b5dc9067e4f04631bc4e1b6e99543b9a95e36cfae919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 189cf2439ab8421f2db86786222a2ec574fd665f59826c7717baca18f6b4ce6f
[INFO] running `Command { std: "docker" "start" "-a" "189cf2439ab8421f2db86786222a2ec574fd665f59826c7717baca18f6b4ce6f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hyeong-edea273b5ab2f91f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hyeong-7a78d8923904da32)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hyeong
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hyeong --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-a734dfb0dde56e46.rlib --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-1a3b3ccf3e4f550f.rlib --extern hyeong=/opt/rustwide/target/debug/deps/libhyeong-c3c3bcd323afb260.rlib --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-d313320f4ef2eebc.rlib -C embed-bitcode=no --cfg 'feature="clap"' --cfg 'feature="ctrlc"' --cfg 'feature="default"' --cfg 'feature="termcolor"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "189cf2439ab8421f2db86786222a2ec574fd665f59826c7717baca18f6b4ce6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189cf2439ab8421f2db86786222a2ec574fd665f59826c7717baca18f6b4ce6f", kill_on_drop: false }`
[INFO] [stdout] 189cf2439ab8421f2db86786222a2ec574fd665f59826c7717baca18f6b4ce6f