[INFO] cloning repository https://github.com/ethankhall/dos-spook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethankhall/dos-spook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethankhall%2Fdos-spook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethankhall%2Fdos-spook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3a9c8d4798f7d9e1d393a5ec8870d37c0c905d6
[INFO] checking ethankhall/dos-spook against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethankhall%2Fdos-spook" "/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/ethankhall/dos-spook on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethankhall/dos-spook
[INFO] finished tweaking git repo https://github.com/ethankhall/dos-spook
[INFO] tweaked toml for git repo https://github.com/ethankhall/dos-spook written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ethankhall/dos-spook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded blake2b_simd v0.5.8
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded rustyline v5.0.3
[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded syn v1.0.7
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.4.0
[INFO] [stderr]   Downloaded regex v1.3.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.12
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6105445a0bdf042caedd2aa700bdc023bbdf0a8b0db1bb1190e2c704c2b88c60
[INFO] running `Command { std: "docker" "start" "-a" "6105445a0bdf042caedd2aa700bdc023bbdf0a8b0db1bb1190e2c704c2b88c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6105445a0bdf042caedd2aa700bdc023bbdf0a8b0db1bb1190e2c704c2b88c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6105445a0bdf042caedd2aa700bdc023bbdf0a8b0db1bb1190e2c704c2b88c60", kill_on_drop: false }`
[INFO] [stdout] 6105445a0bdf042caedd2aa700bdc023bbdf0a8b0db1bb1190e2c704c2b88c60
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b07eaa1db11dac8f7274cc20bd5c6707fed5818f3e50b57377373937374a37e
[INFO] running `Command { std: "docker" "start" "-a" "3b07eaa1db11dac8f7274cc20bd5c6707fed5818f3e50b57377373937374a37e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-segmentation v1.4.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking rustyline v5.0.3
[INFO] [stderr]     Checking dos-spook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "3b07eaa1db11dac8f7274cc20bd5c6707fed5818f3e50b57377373937374a37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b07eaa1db11dac8f7274cc20bd5c6707fed5818f3e50b57377373937374a37e", kill_on_drop: false }`
[INFO] [stdout] 3b07eaa1db11dac8f7274cc20bd5c6707fed5818f3e50b57377373937374a37e