[INFO] cloning repository https://github.com/aleksgapp/books [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleksgapp/books" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksgapp%2Fbooks", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksgapp%2Fbooks'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 40ff2338c18614da8144e325b2bb842d20f7d2b9 [INFO] checking aleksgapp/books against try#506dff8de9f54f528028a7e4497ea925a4f3e19e for pr-94295 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksgapp%2Fbooks" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleksgapp/books on toolchain 506dff8de9f54f528028a7e4497ea925a4f3e19e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aleksgapp/books [INFO] finished tweaking git repo https://github.com/aleksgapp/books [INFO] tweaked toml for git repo https://github.com/aleksgapp/books written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/aleksgapp/books already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "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 num-bigint v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f789001e079354d477dbc707bf78930148c88d5bad36979e360a7ed5c79a2a56 [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" "f789001e079354d477dbc707bf78930148c88d5bad36979e360a7ed5c79a2a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f789001e079354d477dbc707bf78930148c88d5bad36979e360a7ed5c79a2a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f789001e079354d477dbc707bf78930148c88d5bad36979e360a7ed5c79a2a56", kill_on_drop: false }` [INFO] [stdout] f789001e079354d477dbc707bf78930148c88d5bad36979e360a7ed5c79a2a56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2e332ad23e86137da7a378a4b4bf4157a4db46a7d40d1c3124aeb7464cbe9ab4 [INFO] running `Command { std: "docker" "start" "-a" "2e332ad23e86137da7a378a4b4bf4157a4db46a7d40d1c3124aeb7464cbe9ab4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simple_logger v1.11.0 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking books v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.35s [INFO] running `Command { std: "docker" "inspect" "2e332ad23e86137da7a378a4b4bf4157a4db46a7d40d1c3124aeb7464cbe9ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e332ad23e86137da7a378a4b4bf4157a4db46a7d40d1c3124aeb7464cbe9ab4", kill_on_drop: false }` [INFO] [stdout] 2e332ad23e86137da7a378a4b4bf4157a4db46a7d40d1c3124aeb7464cbe9ab4