[INFO] cloning repository https://github.com/phyber/mutt-maildirs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phyber/mutt-maildirs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Fmutt-maildirs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Fmutt-maildirs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fafb0bc9306c7d0277c657df8a61ddbb959b5bb7
[INFO] testing phyber/mutt-maildirs against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphyber%2Fmutt-maildirs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phyber/mutt-maildirs 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/phyber/mutt-maildirs
[INFO] finished tweaking git repo https://github.com/phyber/mutt-maildirs
[INFO] tweaked toml for git repo https://github.com/phyber/mutt-maildirs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/phyber/mutt-maildirs 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f2fdc47838646c9ab17fd078497e880e22f5c7e652b6e5adeacc3d5714a6e211
[INFO] running `Command { std: "docker" "start" "-a" "f2fdc47838646c9ab17fd078497e880e22f5c7e652b6e5adeacc3d5714a6e211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2fdc47838646c9ab17fd078497e880e22f5c7e652b6e5adeacc3d5714a6e211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fdc47838646c9ab17fd078497e880e22f5c7e652b6e5adeacc3d5714a6e211", kill_on_drop: false }`
[INFO] [stdout] f2fdc47838646c9ab17fd078497e880e22f5c7e652b6e5adeacc3d5714a6e211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 21718cbafd20d1fa5938baf2032052f53e886170b2bcb716ab119e7c6720f907
[INFO] running `Command { std: "docker" "start" "-a" "21718cbafd20d1fa5938baf2032052f53e886170b2bcb716ab119e7c6720f907", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.15
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling mutt-maildirs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let home = match env::home_dir() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.53s
[INFO] running `Command { std: "docker" "inspect" "21718cbafd20d1fa5938baf2032052f53e886170b2bcb716ab119e7c6720f907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21718cbafd20d1fa5938baf2032052f53e886170b2bcb716ab119e7c6720f907", kill_on_drop: false }`
[INFO] [stdout] 21718cbafd20d1fa5938baf2032052f53e886170b2bcb716ab119e7c6720f907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4127859ff5f368bcf2f0e7569f5ae23c4953b2688d13eff6acd3901e5e383afd
[INFO] running `Command { std: "docker" "start" "-a" "4127859ff5f368bcf2f0e7569f5ae23c4953b2688d13eff6acd3901e5e383afd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutt-maildirs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let home = match env::home_dir() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "4127859ff5f368bcf2f0e7569f5ae23c4953b2688d13eff6acd3901e5e383afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4127859ff5f368bcf2f0e7569f5ae23c4953b2688d13eff6acd3901e5e383afd", kill_on_drop: false }`
[INFO] [stdout] 4127859ff5f368bcf2f0e7569f5ae23c4953b2688d13eff6acd3901e5e383afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3ca1e7dd426bd3461de1e7e850a999a7af1a0294350a0cbcdb7d9ffff26e6d05
[INFO] running `Command { std: "docker" "start" "-a" "3ca1e7dd426bd3461de1e7e850a999a7af1a0294350a0cbcdb7d9ffff26e6d05", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stderr]   --> src/main.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let home = match env::home_dir() {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mutt_maildirs-dcd7fe35114704d5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "3ca1e7dd426bd3461de1e7e850a999a7af1a0294350a0cbcdb7d9ffff26e6d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca1e7dd426bd3461de1e7e850a999a7af1a0294350a0cbcdb7d9ffff26e6d05", kill_on_drop: false }`
[INFO] [stdout] 3ca1e7dd426bd3461de1e7e850a999a7af1a0294350a0cbcdb7d9ffff26e6d05