[INFO] fetching crate mqttest 0.2.0...
[INFO] checking mqttest-0.2.0 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505
[INFO] extracting crate mqttest 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mqttest 0.2.0 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqttest 0.2.0
[INFO] finished tweaking crates.io crate mqttest 0.2.0
[INFO] tweaked toml for crates.io crate mqttest 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate mqttest 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mqttrs v0.3.0
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded standback v0.2.2
[INFO] [stderr]   Downloaded tokio v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 259cdd7fe67a72f6dfe0483f35bec987eedf19b98e89fd3fbb36539bc72c5005
[INFO] running `Command { std: "docker" "start" "-a" "259cdd7fe67a72f6dfe0483f35bec987eedf19b98e89fd3fbb36539bc72c5005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259cdd7fe67a72f6dfe0483f35bec987eedf19b98e89fd3fbb36539bc72c5005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259cdd7fe67a72f6dfe0483f35bec987eedf19b98e89fd3fbb36539bc72c5005", kill_on_drop: false }`
[INFO] [stdout] 259cdd7fe67a72f6dfe0483f35bec987eedf19b98e89fd3fbb36539bc72c5005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c6f2cc0a60ee2b6b616a04a68af6e8db14972fe8a22ff7354658c0318f6805
[INFO] running `Command { std: "docker" "start" "-a" "b4c6f2cc0a60ee2b6b616a04a68af6e8db14972fe8a22ff7354658c0318f6805", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling standback v0.2.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]    Compiling time v0.2.9
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking mqttrs v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking mqttest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "b4c6f2cc0a60ee2b6b616a04a68af6e8db14972fe8a22ff7354658c0318f6805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c6f2cc0a60ee2b6b616a04a68af6e8db14972fe8a22ff7354658c0318f6805", kill_on_drop: false }`
[INFO] [stdout] b4c6f2cc0a60ee2b6b616a04a68af6e8db14972fe8a22ff7354658c0318f6805