[INFO] cloning repository https://github.com/brianp/muxed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianp/muxed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42b28438a3abf741096170c2f527b85ac25174ea
[INFO] testing brianp/muxed against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianp/muxed 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/brianp/muxed
[INFO] finished tweaking git repo https://github.com/brianp/muxed
[INFO] tweaked toml for git repo https://github.com/brianp/muxed written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/brianp/muxed 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 49fce369c6618db9d8f53a228b9b9ebe13d01e1decbf66afcdd7f2418f2b210b
[INFO] running `Command { std: "docker" "start" "-a" "49fce369c6618db9d8f53a228b9b9ebe13d01e1decbf66afcdd7f2418f2b210b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49fce369c6618db9d8f53a228b9b9ebe13d01e1decbf66afcdd7f2418f2b210b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fce369c6618db9d8f53a228b9b9ebe13d01e1decbf66afcdd7f2418f2b210b", kill_on_drop: false }`
[INFO] [stdout] 49fce369c6618db9d8f53a228b9b9ebe13d01e1decbf66afcdd7f2418f2b210b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c2423a6b45bfafdf7d3814b618d0d6406b6452f14ec188145140aabf1d1d337f
[INFO] running `Command { std: "docker" "start" "-a" "c2423a6b45bfafdf7d3814b618d0d6406b6452f14ec188145140aabf1d1d337f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling common v0.8.2 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling new v0.8.2 (/opt/rustwide/workdir/new)
[INFO] [stderr]    Compiling load v0.8.2 (/opt/rustwide/workdir/load)
[INFO] [stderr]    Compiling edit v0.8.2 (/opt/rustwide/workdir/edit)
[INFO] [stderr]    Compiling list v0.8.2 (/opt/rustwide/workdir/list)
[INFO] [stderr]    Compiling snapshot v0.8.2 (/opt/rustwide/workdir/snapshot)
[INFO] [stderr]    Compiling muxed v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.71s
[INFO] running `Command { std: "docker" "inspect" "c2423a6b45bfafdf7d3814b618d0d6406b6452f14ec188145140aabf1d1d337f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2423a6b45bfafdf7d3814b618d0d6406b6452f14ec188145140aabf1d1d337f", kill_on_drop: false }`
[INFO] [stdout] c2423a6b45bfafdf7d3814b618d0d6406b6452f14ec188145140aabf1d1d337f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] eb2dfec4b1374eb5aa58bacb3fb2926ddfa82dd331c9b4499f4fd3e95456bbed
[INFO] running `Command { std: "docker" "start" "-a" "eb2dfec4b1374eb5aa58bacb3fb2926ddfa82dd331c9b4499f4fd3e95456bbed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "eb2dfec4b1374eb5aa58bacb3fb2926ddfa82dd331c9b4499f4fd3e95456bbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2dfec4b1374eb5aa58bacb3fb2926ddfa82dd331c9b4499f4fd3e95456bbed", kill_on_drop: false }`
[INFO] [stdout] eb2dfec4b1374eb5aa58bacb3fb2926ddfa82dd331c9b4499f4fd3e95456bbed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 046bc8f92b982da8c1a1427e52cec56fb6e568336989f2261e1f933079eee9b3
[INFO] running `Command { std: "docker" "start" "-a" "046bc8f92b982da8c1a1427e52cec56fb6e568336989f2261e1f933079eee9b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "046bc8f92b982da8c1a1427e52cec56fb6e568336989f2261e1f933079eee9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046bc8f92b982da8c1a1427e52cec56fb6e568336989f2261e1f933079eee9b3", kill_on_drop: false }`
[INFO] [stdout] 046bc8f92b982da8c1a1427e52cec56fb6e568336989f2261e1f933079eee9b3