[INFO] cloning repository https://github.com/clearyf/muserial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clearyf/muserial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5056a62c4e13d455b693a11390ff566635de49c8
[INFO] testing clearyf/muserial against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial" "/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/clearyf/muserial on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clearyf/muserial
[INFO] finished tweaking git repo https://github.com/clearyf/muserial
[INFO] tweaked toml for git repo https://github.com/clearyf/muserial written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/clearyf/muserial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e34a89946438912258d5b89d6b2a6a3b428dd3d44ddf7a4a4bcac7f4233ac450
[INFO] running `Command { std: "docker" "start" "-a" "e34a89946438912258d5b89d6b2a6a3b428dd3d44ddf7a4a4bcac7f4233ac450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e34a89946438912258d5b89d6b2a6a3b428dd3d44ddf7a4a4bcac7f4233ac450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34a89946438912258d5b89d6b2a6a3b428dd3d44ddf7a4a4bcac7f4233ac450", kill_on_drop: false }`
[INFO] [stdout] e34a89946438912258d5b89d6b2a6a3b428dd3d44ddf7a4a4bcac7f4233ac450
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d6a80ae76b2b415aebcb0eb5079977f8342af63a4d46e72b4e43cfe9f40079
[INFO] running `Command { std: "docker" "start" "-a" "a1d6a80ae76b2b415aebcb0eb5079977f8342af63a4d46e72b4e43cfe9f40079", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling argparse v0.2.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling muserial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "a1d6a80ae76b2b415aebcb0eb5079977f8342af63a4d46e72b4e43cfe9f40079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d6a80ae76b2b415aebcb0eb5079977f8342af63a4d46e72b4e43cfe9f40079", kill_on_drop: false }`
[INFO] [stdout] a1d6a80ae76b2b415aebcb0eb5079977f8342af63a4d46e72b4e43cfe9f40079
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2f1ca2b68eaea3857408ffc01ae2f0ea8620dfa52080891f54362c7afcdf96
[INFO] running `Command { std: "docker" "start" "-a" "5a2f1ca2b68eaea3857408ffc01ae2f0ea8620dfa52080891f54362c7afcdf96", kill_on_drop: false }`
[INFO] [stderr]    Compiling muserial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "5a2f1ca2b68eaea3857408ffc01ae2f0ea8620dfa52080891f54362c7afcdf96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2f1ca2b68eaea3857408ffc01ae2f0ea8620dfa52080891f54362c7afcdf96", kill_on_drop: false }`
[INFO] [stdout] 5a2f1ca2b68eaea3857408ffc01ae2f0ea8620dfa52080891f54362c7afcdf96
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1c1034bd4e13099177884dc68105101d27c548437f89cd07fb85530637e203d
[INFO] running `Command { std: "docker" "start" "-a" "b1c1034bd4e13099177884dc68105101d27c548437f89cd07fb85530637e203d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/muserial-df3db0e53b4201f7)
[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" "b1c1034bd4e13099177884dc68105101d27c548437f89cd07fb85530637e203d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c1034bd4e13099177884dc68105101d27c548437f89cd07fb85530637e203d", kill_on_drop: false }`
[INFO] [stdout] b1c1034bd4e13099177884dc68105101d27c548437f89cd07fb85530637e203d