[INFO] cloning repository https://github.com/ruckc/mcr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruckc/mcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruckc%2Fmcr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruckc%2Fmcr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc0734752846b14b3828d56403c693cc03db35da
[INFO] checking ruckc/mcr against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruckc%2Fmcr" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruckc/mcr on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ruckc/mcr
[INFO] finished tweaking git repo https://github.com/ruckc/mcr
[INFO] tweaked toml for git repo https://github.com/ruckc/mcr written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ruckc/mcr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clokwerk v0.2.2
[INFO] [stderr]   Downloaded hexdump v0.1.0
[INFO] [stderr]   Downloaded syslog v4.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e775ed7094c76d591be630b60819ba3e00a2a3cde6301d984d777d799adeaa2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e775ed7094c76d591be630b60819ba3e00a2a3cde6301d984d777d799adeaa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e775ed7094c76d591be630b60819ba3e00a2a3cde6301d984d777d799adeaa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e775ed7094c76d591be630b60819ba3e00a2a3cde6301d984d777d799adeaa2", kill_on_drop: false }`
[INFO] [stdout] 2e775ed7094c76d591be630b60819ba3e00a2a3cde6301d984d777d799adeaa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab597becfa50e47f784d883003cb054f62a2c8568f2ca0d63a09f49e5c50990a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab597becfa50e47f784d883003cb054f62a2c8568f2ca0d63a09f49e5c50990a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking hexdump v0.1.0
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking clokwerk v0.2.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking mcr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/config.rs:18:80
[INFO] [stdout]    |
[INFO] [stdout] 18 |         .about("Sets up multicast routing for pure IGMP (Layer 2) management.")
[INFO] [stdout]    |                                                                                ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 21 |     let config_ini = ini::Ini::load_from_file(configfile.expect("No configuration file specified")).unwrap()    ;
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/config.rs:18:80
[INFO] [stdout]    |
[INFO] [stdout] 18 |         .about("Sets up multicast routing for pure IGMP (Layer 2) management.")
[INFO] [stdout]    |                                                                                ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 21 |     let config_ini = ini::Ini::load_from_file(configfile.expect("No configuration file specified")).unwrap()    ;
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mcr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ab597becfa50e47f784d883003cb054f62a2c8568f2ca0d63a09f49e5c50990a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab597becfa50e47f784d883003cb054f62a2c8568f2ca0d63a09f49e5c50990a", kill_on_drop: false }`
[INFO] [stdout] ab597becfa50e47f784d883003cb054f62a2c8568f2ca0d63a09f49e5c50990a