[INFO] fetching crate i3monkit 0.1.2...
[INFO] checking i3monkit-0.1.2 against beta for pr-78714
[INFO] extracting crate i3monkit 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate i3monkit 0.1.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3monkit 0.1.2
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate i3monkit 0.1.2
[INFO] tweaked toml for crates.io crate i3monkit 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b7d9364aefb058d47e0befccdcceb9bbb911599e28a474d4365b143ba660248
[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" "3b7d9364aefb058d47e0befccdcceb9bbb911599e28a474d4365b143ba660248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b7d9364aefb058d47e0befccdcceb9bbb911599e28a474d4365b143ba660248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7d9364aefb058d47e0befccdcceb9bbb911599e28a474d4365b143ba660248", kill_on_drop: false }`
[INFO] [stdout] 3b7d9364aefb058d47e0befccdcceb9bbb911599e28a474d4365b143ba660248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8166a05bd3e1b8ff7b335331adbd1b0cbfa2178556ab0ac9f94aa171ff790667
[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" "8166a05bd3e1b8ff7b335331adbd1b0cbfa2178556ab0ac9f94aa171ff790667", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking socket2 v0.3.16
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking alsa v0.1.10
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking i3monkit v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.25s
[INFO] running `Command { std: "docker" "inspect" "8166a05bd3e1b8ff7b335331adbd1b0cbfa2178556ab0ac9f94aa171ff790667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8166a05bd3e1b8ff7b335331adbd1b0cbfa2178556ab0ac9f94aa171ff790667", kill_on_drop: false }`
[INFO] [stdout] 8166a05bd3e1b8ff7b335331adbd1b0cbfa2178556ab0ac9f94aa171ff790667