[INFO] fetching crate i3nator 1.2.0...
[INFO] checking i3nator-1.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate i3nator 1.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate i3nator 1.2.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3nator 1.2.0
[INFO] finished tweaking crates.io crate i3nator 1.2.0
[INFO] tweaked toml for crates.io crate i3nator 1.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate i3nator 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 295f4746ab65fc6eeca083103269540aefd59dfc34266b713a2abfd0789b87e8
[INFO] running `Command { std: "docker" "start" "-a" "295f4746ab65fc6eeca083103269540aefd59dfc34266b713a2abfd0789b87e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "295f4746ab65fc6eeca083103269540aefd59dfc34266b713a2abfd0789b87e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295f4746ab65fc6eeca083103269540aefd59dfc34266b713a2abfd0789b87e8", kill_on_drop: false }`
[INFO] [stdout] 295f4746ab65fc6eeca083103269540aefd59dfc34266b713a2abfd0789b87e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce4dd80db0e758d62f52b585720ad3b1632d4b821a06883ac491ff316891379d
[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" "ce4dd80db0e758d62f52b585720ad3b1632d4b821a06883ac491ff316891379d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking getch v0.2.1
[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 tempdir v0.3.7
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling i3nator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "ce4dd80db0e758d62f52b585720ad3b1632d4b821a06883ac491ff316891379d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4dd80db0e758d62f52b585720ad3b1632d4b821a06883ac491ff316891379d", kill_on_drop: false }`
[INFO] [stdout] ce4dd80db0e758d62f52b585720ad3b1632d4b821a06883ac491ff316891379d