[INFO] cloning repository https://github.com/xxuejie/ckb-vm-kcov-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxuejie/ckb-vm-kcov-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fckb-vm-kcov-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fckb-vm-kcov-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a2b4f242dd26d3b3b7697bd2f469ebf38436a19
[INFO] testing xxuejie/ckb-vm-kcov-bug against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fckb-vm-kcov-bug" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xxuejie/ckb-vm-kcov-bug on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xxuejie/ckb-vm-kcov-bug
[INFO] finished tweaking git repo https://github.com/xxuejie/ckb-vm-kcov-bug
[INFO] tweaked toml for git repo https://github.com/xxuejie/ckb-vm-kcov-bug written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/xxuejie/ckb-vm-kcov-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded ckb-vm-definitions v0.13.0
[INFO] [stderr]   Downloaded goblin v0.0.22
[INFO] [stderr]   Downloaded ckb-vm v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4d58159d9db41742eca3e4a6dcd12f726f0c769be2693f7242b3e32863b226d
[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" "b4d58159d9db41742eca3e4a6dcd12f726f0c769be2693f7242b3e32863b226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d58159d9db41742eca3e4a6dcd12f726f0c769be2693f7242b3e32863b226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d58159d9db41742eca3e4a6dcd12f726f0c769be2693f7242b3e32863b226d", kill_on_drop: false }`
[INFO] [stdout] b4d58159d9db41742eca3e4a6dcd12f726f0c769be2693f7242b3e32863b226d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72e73ad6e65eac83ee4e2dc3c3e26e6ccc70d8c51f9a84637a43760586084465
[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" "72e73ad6e65eac83ee4e2dc3c3e26e6ccc70d8c51f9a84637a43760586084465", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling ckb-vm-definitions v0.13.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling ckb-vm v0.13.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling goblin v0.0.22
[INFO] [stderr]    Compiling ckb-vm-kcov-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.32s
[INFO] running `Command { std: "docker" "inspect" "72e73ad6e65eac83ee4e2dc3c3e26e6ccc70d8c51f9a84637a43760586084465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e73ad6e65eac83ee4e2dc3c3e26e6ccc70d8c51f9a84637a43760586084465", kill_on_drop: false }`
[INFO] [stdout] 72e73ad6e65eac83ee4e2dc3c3e26e6ccc70d8c51f9a84637a43760586084465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65449a559654e2ccaa2c32cc4c25224fc43460d651239f1cfc95beb39d0b9f7d
[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" "65449a559654e2ccaa2c32cc4c25224fc43460d651239f1cfc95beb39d0b9f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-vm-kcov-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "65449a559654e2ccaa2c32cc4c25224fc43460d651239f1cfc95beb39d0b9f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65449a559654e2ccaa2c32cc4c25224fc43460d651239f1cfc95beb39d0b9f7d", kill_on_drop: false }`
[INFO] [stdout] 65449a559654e2ccaa2c32cc4c25224fc43460d651239f1cfc95beb39d0b9f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 794cf51a1abee5d8581a385ce28b9a33d5f5a6fb9cdc98185fa5d5ee798b43c3
[INFO] running `Command { std: "docker" "start" "-a" "794cf51a1abee5d8581a385ce28b9a33d5f5a6fb9cdc98185fa5d5ee798b43c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ckb_vm_kcov_bug-edfd0a1d5c88289a
[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] running `Command { std: "docker" "inspect" "794cf51a1abee5d8581a385ce28b9a33d5f5a6fb9cdc98185fa5d5ee798b43c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794cf51a1abee5d8581a385ce28b9a33d5f5a6fb9cdc98185fa5d5ee798b43c3", kill_on_drop: false }`
[INFO] [stdout] 794cf51a1abee5d8581a385ce28b9a33d5f5a6fb9cdc98185fa5d5ee798b43c3