[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] checking xxuejie/ckb-vm-kcov-bug against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fckb-vm-kcov-bug" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xxuejie/ckb-vm-kcov-bug on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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-14/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" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ckb-vm-definitions v0.13.0
[INFO] [stderr]   Downloaded ckb-vm v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+81275a1445c7502a974118e0c69b795ab60be991" "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] 77333326f08c1566ee225192f7a3faf7d40c387ac130daf2aa91c7ecf790f951
[INFO] running `Command { std: "docker" "start" "-a" "77333326f08c1566ee225192f7a3faf7d40c387ac130daf2aa91c7ecf790f951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77333326f08c1566ee225192f7a3faf7d40c387ac130daf2aa91c7ecf790f951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77333326f08c1566ee225192f7a3faf7d40c387ac130daf2aa91c7ecf790f951", kill_on_drop: false }`
[INFO] [stdout] 77333326f08c1566ee225192f7a3faf7d40c387ac130daf2aa91c7ecf790f951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e8a950b6cad2ce2f811984a5c2b910f10a3f3325c915b1c47ad24988899963c
[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" "2e8a950b6cad2ce2f811984a5c2b910f10a3f3325c915b1c47ad24988899963c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking ckb-vm-definitions v0.13.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling ckb-vm v0.13.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking goblin v0.0.22
[INFO] [stderr]     Checking ckb-vm-kcov-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.70s
[INFO] running `Command { std: "docker" "inspect" "2e8a950b6cad2ce2f811984a5c2b910f10a3f3325c915b1c47ad24988899963c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8a950b6cad2ce2f811984a5c2b910f10a3f3325c915b1c47ad24988899963c", kill_on_drop: false }`
[INFO] [stdout] 2e8a950b6cad2ce2f811984a5c2b910f10a3f3325c915b1c47ad24988899963c