[INFO] fetching crate uu_mkdir 0.0.7...
[INFO] testing uu_mkdir-0.0.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate uu_mkdir 0.0.7 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate uu_mkdir 0.0.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_mkdir 0.0.7
[INFO] finished tweaking crates.io crate uu_mkdir 0.0.7
[INFO] tweaked toml for crates.io crate uu_mkdir 0.0.7 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate uu_mkdir 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0b8a379f27bcb6a67a4354537ca4ec5c7cc8b0e7d6b496344e6f162b1f5704b
[INFO] running `Command { std: "docker" "start" "-a" "d0b8a379f27bcb6a67a4354537ca4ec5c7cc8b0e7d6b496344e6f162b1f5704b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0b8a379f27bcb6a67a4354537ca4ec5c7cc8b0e7d6b496344e6f162b1f5704b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b8a379f27bcb6a67a4354537ca4ec5c7cc8b0e7d6b496344e6f162b1f5704b", kill_on_drop: false }`
[INFO] [stdout] d0b8a379f27bcb6a67a4354537ca4ec5c7cc8b0e7d6b496344e6f162b1f5704b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a884c09e0b1d09d7195ebe025b200ba28eaebe8db7c6095a89541b38efca6054
[INFO] running `Command { std: "docker" "start" "-a" "a884c09e0b1d09d7195ebe025b200ba28eaebe8db7c6095a89541b38efca6054", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dns-lookup v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling uucore v0.0.9
[INFO] [stderr]    Compiling uucore_procs v0.0.6
[INFO] [stderr]    Compiling uu_mkdir v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.90s
[INFO] running `Command { std: "docker" "inspect" "a884c09e0b1d09d7195ebe025b200ba28eaebe8db7c6095a89541b38efca6054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a884c09e0b1d09d7195ebe025b200ba28eaebe8db7c6095a89541b38efca6054", kill_on_drop: false }`
[INFO] [stdout] a884c09e0b1d09d7195ebe025b200ba28eaebe8db7c6095a89541b38efca6054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250bae816fa9e94ab38935410f92abaeeec20bb70672f43462dad4202763ef10
[INFO] running `Command { std: "docker" "start" "-a" "250bae816fa9e94ab38935410f92abaeeec20bb70672f43462dad4202763ef10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uu_mkdir v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "250bae816fa9e94ab38935410f92abaeeec20bb70672f43462dad4202763ef10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250bae816fa9e94ab38935410f92abaeeec20bb70672f43462dad4202763ef10", kill_on_drop: false }`
[INFO] [stdout] 250bae816fa9e94ab38935410f92abaeeec20bb70672f43462dad4202763ef10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0176ada5a99191841614400657c8450debfe415de0d10d3313b2dff4d5c02eec
[INFO] running `Command { std: "docker" "start" "-a" "0176ada5a99191841614400657c8450debfe415de0d10d3313b2dff4d5c02eec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_mkdir-2c47c2499448d4a9)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mkdir-0c1ee42af491a0eb)
[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] [stderr]    Doc-tests uu_mkdir
[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" "0176ada5a99191841614400657c8450debfe415de0d10d3313b2dff4d5c02eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0176ada5a99191841614400657c8450debfe415de0d10d3313b2dff4d5c02eec", kill_on_drop: false }`
[INFO] [stdout] 0176ada5a99191841614400657c8450debfe415de0d10d3313b2dff4d5c02eec