[INFO] cloning repository https://github.com/ShenJiahuan/WaitExec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShenJiahuan/WaitExec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShenJiahuan%2FWaitExec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShenJiahuan%2FWaitExec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bb35cf54e5c16e924f84a9237bcfc2998b9c8fd
[INFO] checking ShenJiahuan/WaitExec against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShenJiahuan%2FWaitExec" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShenJiahuan/WaitExec on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ShenJiahuan/WaitExec
[INFO] finished tweaking git repo https://github.com/ShenJiahuan/WaitExec
[INFO] tweaked toml for git repo https://github.com/ShenJiahuan/WaitExec written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ShenJiahuan/WaitExec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0717e2dcfbfcd11b47e7defa9774b714da0cc6daa5e8bc3f4ed49dfebca56029
[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" "0717e2dcfbfcd11b47e7defa9774b714da0cc6daa5e8bc3f4ed49dfebca56029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0717e2dcfbfcd11b47e7defa9774b714da0cc6daa5e8bc3f4ed49dfebca56029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0717e2dcfbfcd11b47e7defa9774b714da0cc6daa5e8bc3f4ed49dfebca56029", kill_on_drop: false }`
[INFO] [stdout] 0717e2dcfbfcd11b47e7defa9774b714da0cc6daa5e8bc3f4ed49dfebca56029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06ca16d0951aac25878ac41b0be16d5a7b022db1ac1c9bdd03d5c2b9bb3689eb
[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" "06ca16d0951aac25878ac41b0be16d5a7b022db1ac1c9bdd03d5c2b9bb3689eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling mysql v20.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling io-enum v0.2.6
[INFO] [stderr]    Compiling standback v0.2.15
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking lexical v5.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.10.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking mysql_common v0.24.1
[INFO] [stderr]     Checking wait_exec v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.73s
[INFO] running `Command { std: "docker" "inspect" "06ca16d0951aac25878ac41b0be16d5a7b022db1ac1c9bdd03d5c2b9bb3689eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ca16d0951aac25878ac41b0be16d5a7b022db1ac1c9bdd03d5c2b9bb3689eb", kill_on_drop: false }`
[INFO] [stdout] 06ca16d0951aac25878ac41b0be16d5a7b022db1ac1c9bdd03d5c2b9bb3689eb