[INFO] fetching crate swarm_it 0.1.1...
[INFO] checking swarm_it-0.1.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate swarm_it 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate swarm_it 0.1.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swarm_it 0.1.1
[INFO] finished tweaking crates.io crate swarm_it 0.1.1
[INFO] tweaked toml for crates.io crate swarm_it 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", 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] 3cef8f0b1bdd7d0bd5215b98c9c1c69433b8eb364be065a2526b067698513acd
[INFO] running `Command { std: "docker" "start" "-a" "3cef8f0b1bdd7d0bd5215b98c9c1c69433b8eb364be065a2526b067698513acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cef8f0b1bdd7d0bd5215b98c9c1c69433b8eb364be065a2526b067698513acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cef8f0b1bdd7d0bd5215b98c9c1c69433b8eb364be065a2526b067698513acd", kill_on_drop: false }`
[INFO] [stdout] 3cef8f0b1bdd7d0bd5215b98c9c1c69433b8eb364be065a2526b067698513acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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] e8852d4b8100d7627b3eedbb2b2f0bff8489de6138d1bb25bc6fb4b66b2cddc8
[INFO] running `Command { std: "docker" "start" "-a" "e8852d4b8100d7627b3eedbb2b2f0bff8489de6138d1bb25bc6fb4b66b2cddc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking approx v0.3.2
[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 swarm_it v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> tests/integration_tests.rs:108:6
[INFO] [stdout]     |
[INFO] [stdout] 108 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "e8852d4b8100d7627b3eedbb2b2f0bff8489de6138d1bb25bc6fb4b66b2cddc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8852d4b8100d7627b3eedbb2b2f0bff8489de6138d1bb25bc6fb4b66b2cddc8", kill_on_drop: false }`
[INFO] [stdout] e8852d4b8100d7627b3eedbb2b2f0bff8489de6138d1bb25bc6fb4b66b2cddc8