[INFO] cloning repository https://github.com/lud/nobrain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lud/nobrain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flud%2Fnobrain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flud%2Fnobrain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 161b40ceedeb1d98220241600ba6f47ec1ae98c6
[INFO] checking lud/nobrain against try#05c0158cca4d7ab383df6c11b9cc128ebf3730be for pr-156977
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flud%2Fnobrain" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lud/nobrain
[INFO] finished tweaking git repo https://github.com/lud/nobrain
[INFO] tweaked toml for git repo https://github.com/lud/nobrain written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lud/nobrain on toolchain 05c0158cca4d7ab383df6c11b9cc128ebf3730be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05c0158cca4d7ab383df6c11b9cc128ebf3730be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lud/nobrain 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" "+05c0158cca4d7ab383df6c11b9cc128ebf3730be" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded structopt v0.3.14
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.8
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.8
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.2
[INFO] [stderr]   Downloaded dialoguer v0.6.2
[INFO] [stderr]   Downloaded terminal_size v0.1.12
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded proc-macro-error v1.0.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded console v0.11.2
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded data-encoding v2.2.0
[INFO] [stderr]   Downloaded syn v1.0.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e
[INFO] running `Command { std: "docker" "start" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e" "/opt/rustwide/cargo-home/bin/cargo" "+05c0158cca4d7ab383df6c11b9cc128ebf3730be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e" "/opt/rustwide/cargo-home/bin/cargo" "+05c0158cca4d7ab383df6c11b9cc128ebf3730be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling data-encoding v2.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking console v0.11.2
[INFO] [stderr]     Checking dialoguer v0.6.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]     Checking data-encoding-macro v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking nobrain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e", kill_on_drop: false }`
[INFO] [stdout] 077c6e36cf1dbaee02d6b94674c3c8c7dd18b8f109d724cc92f0391a36ea4a1e