[INFO] cloning repository https://github.com/duckinator/rcmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duckinator/rcmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduckinator%2Frcmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduckinator%2Frcmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddf2ef5376e11d6cc4667f5eaf3f6244f8e7e77e
[INFO] checking duckinator/rcmd against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduckinator%2Frcmd" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/duckinator/rcmd on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/duckinator/rcmd
[INFO] finished tweaking git repo https://github.com/duckinator/rcmd
[INFO] tweaked toml for git repo https://github.com/duckinator/rcmd written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/duckinator/rcmd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06f177be52179966ab87e925f2ca90a7440bdb9a033aa4ca31df57ea1c9ac005
[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" "06f177be52179966ab87e925f2ca90a7440bdb9a033aa4ca31df57ea1c9ac005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06f177be52179966ab87e925f2ca90a7440bdb9a033aa4ca31df57ea1c9ac005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f177be52179966ab87e925f2ca90a7440bdb9a033aa4ca31df57ea1c9ac005", kill_on_drop: false }`
[INFO] [stdout] 06f177be52179966ab87e925f2ca90a7440bdb9a033aa4ca31df57ea1c9ac005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b5630b2e0dc67aedff784327e811e706b3aa7c7624e5d6f0723ac3a2bf99e14
[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" "5b5630b2e0dc67aedff784327e811e706b3aa7c7624e5d6f0723ac3a2bf99e14", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking gzip-header v0.2.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking buf_redux v0.8.1
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking mime v0.1.3
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking rouille v3.0.0
[INFO] [stderr]     Checking rcmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "5b5630b2e0dc67aedff784327e811e706b3aa7c7624e5d6f0723ac3a2bf99e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5630b2e0dc67aedff784327e811e706b3aa7c7624e5d6f0723ac3a2bf99e14", kill_on_drop: false }`
[INFO] [stdout] 5b5630b2e0dc67aedff784327e811e706b3aa7c7624e5d6f0723ac3a2bf99e14